RSS feed

Publications by Per G. Bjørnstad

113 publications found

Original articles

Lytvyn Y, Bjornstad P, Katz A, Singh SK, Godoy LC, Chung LT, Vinovskis CL, Pyle L, Roussel R, Perkins BA, Cherney D (2019)
SGLT2 inhibition increases serum copeptin in young adults with type 1 diabetes
Diabetes Metab, 46 (3), 203-209
DOI 10.1016/j.diabet.2019.11.006, PubMed 31816431

Bjornstad P, Costacou T, Miller RG, Maahs DM, Rewers MJ, Orchard TJ, Snell-Bergeon JK (2017)
Predictors of early renal function decline in adults with Type 1 diabetes: the Coronary Artery Calcification in Type 1 Diabetes and the Pittsburgh Epidemiology of Diabetes Complications studies
Diabet Med, 34 (11), 1532-1540
DOI 10.1111/dme.13430, PubMed 28734104

Bjornstad P, Maahs DM, Johnson RJ, Rewers M, Snell-Bergeon JK (2014)
Estimated insulin sensitivity predicts regression of albuminuria in Type 1 diabetes
Diabet Med, 32 (2), 257-61
DOI 10.1111/dme.12572, PubMed 25303233

Neukamm C, Bjørnstad PG, Fischer G, Smevik B, Lindberg HL (2011)
A novel method of hybrid intraoperative catheter-based closure of ventricular septal defects using the Amplatzer® PDA occluder
Catheter Cardiovasc Interv, 77 (4), 557-63
DOI 10.1002/ccd.22649, PubMed 20518011

Bjørnstad PG, Smevik B, Fischer G (2010)
Catheter based closure of ventricular septal defects
Scand Cardiovasc J, 44 (1), 9-14
DOI 10.3109/14017430902939876, PubMed 19424930

Holmström H, Bjørnstad PG, Smevik B, Lindberg H (2009)
Balloon dilatation of pulmonary artery banding: Norwegian experience over more than 20 years
Eur Heart J, 33 (1), 61-6
DOI 10.1093/eurheartj/ehp406, PubMed 19820243

Fischer G, Smevik B, Kramer HH, Bjørnstad PG (2009)
Catheter-based closure of atrial septal defects in the oval fossa with the Amplatzer device in patients in their first or second year of life
Catheter Cardiovasc Interv, 73 (7), 949-55
DOI 10.1002/ccd.21866, PubMed 19455678

Fischer G, Smevik B, Novoa JC, Suáres FJ, Kramer HH, Bjørnstad PG (2009)
Catheter-based treatment with the Amplatzer devices in alien positions
Catheter Cardiovasc Interv, 73 (5), 669-75
DOI 10.1002/ccd.21899, PubMed 19180657

Matthews IL, Bjørnstad PG, Kaldestad RH, Heiberg L, Thaulow E, Grønn M (2009)
The impact of shunt size on lung function in infants with univentricular heart physiology
Pediatr Crit Care Med, 10 (1), 60-5
DOI 10.1097/PCC.0b013e3181936968, PubMed 19057449

Bjørnstad PG, Leren TP (2008)
Familial atrial septal defect in the oval fossa with progressive prolongation of the atrioventricular conduction caused by mutations in the NKX2.5 gene
Cardiol Young, 19 (1), 40-4
DOI 10.1017/S1047951108003387, PubMed 19049681

Matthews IL, Kaldestad RH, Bjørnstad PG, Thaulow E, Grønn M (2008)
Differing lung function development in infants with univentricular hearts compared with healthy infants
Acta Paediatr, 97 (12), 1645-52
DOI 10.1111/j.1651-2227.2008.00996.x, PubMed 18727686

Fischer G, Apostolopoulou SC, Rammos S, Schneider MB, Bjørnstad PG, Kramer HH (2007)
The Amplatzer Membranous VSD Occluder and the vulnerability of the atrioventricular conduction system
Cardiol Young, 17 (5), 499-504
DOI 10.1017/S1047951107000984, PubMed 17634162

Matthews IL, Kaldestad RH, Bjørnstad PG, Thaulow E, Grønn M (2007)
Preoperative lung function in newborn infants with univentricular hearts compared with healthy controls
Acta Paediatr, 96 (1), 44-8
DOI 10.1111/j.1651-2227.2007.00036.x, PubMed 17187602

Matthews IL, Fredriksen PM, Bjørnstad PG, Thaulow E, Gronn M (2006)
Reduced pulmonary function in children with the Fontan circulation affects their exercise capacity
Cardiol Young, 16 (3), 261-7
DOI 10.1017/S1047951106000345, PubMed 16725065

Odland HH, Smevik B, Bjørnstad PG (2006)
Catheter-based closure of an atrial septal defect in scimitar syndrome
Pediatr Cardiol, 27 (4), 500-2
DOI 10.1007/s00246-006-1268-5, PubMed 16835802

Bjørnstad PG, Smevik B (2005)
Catheter-based closure of a perimembranous ventricular septal defect using the Amplatzer occluder in a patient with right-sided heart and mirror-imaged arrangements of all organs
Cardiol Young, 15 (5), 534-6
DOI 10.1017/S1047951105001460, PubMed 16164798

Dalen ML, Bjørnstad PG (2003)
[Transcatheter closure of persistent ductus arteriosus]
Tidsskr Nor Laegeforen, 123 (23), 3358-60
PubMed 14713967

Bjørnstad PG, Smevik B, Holmstrøm H, Thaulow E, Hagemo PS, Ihlen H, Bjørnerheim R, Lindberg HL, Seem E, Tønnessen TI, Hustveit O, Fosse E (2003)
[Transcatheter closure of atrial septal defects in the oval fossa]
Tidsskr Nor Laegeforen, 123 (15), 2052-4
PubMed 12934130

Bjørnstad PG, Holmstrøm H, Smevik B, Tønnessen TI, Fosse E (2002)
Transcatheter closure of atrial septal defects in the oval fossa: is the method applicable in small children?
Cardiol Young, 12 (4), 352-6
DOI 10.1017/s1047951100012956, PubMed 12206558

Strømme P, Bjørnstad PG, Ramstad K (2002)
Prevalence estimation of Williams syndrome
J Child Neurol, 17 (4), 269-71
DOI 10.1177/088307380201700406, PubMed 12088082

Fosse E, Hol PK, Samset E, Elle OJ, Rotnes JS, Bjornstad P, Lundblad R (2000)
Integrating image-guidance into the cardiac operating room
Minim. Invasive Ther. Allied Technol., 9 (6), 403-409
DOI 10.3109/13645700009093716

Bjørnstad PG, Westvik J, Rian R, Thaulow E, Hagemo PS, Sørland SJ (2000)
[Catheter closure of open ductus arteriosus--the first 100 patients]
Tidsskr Nor Laegeforen, 120 (9), 1011-4
PubMed 10833957

Berger F, Ewert P, Björnstad PG, Dähnert I, Krings G, Brilla-Austenat I, Vogel M, Lange PE (1999)
Transcatheter closure as standard treatment for most interatrial defects: experience in 200 patients treated with the Amplatzer Septal Occluder
Cardiol Young, 9 (5), 468-73
DOI 10.1017/s1047951100005369, PubMed 10535825

Litovsky SH, Ostfeld I, Bjornstad PG, Van Praagh R, Geva T (1999)
Truncus arteriosus with anomalous pulmonary venous connection
Am J Cardiol, 83 (5), 801-4, A10
DOI 10.1016/s0002-9149(98)00999-0, PubMed 10080446

Bjørnstad PG, Thaulow E, Smevik B, Michelsen SS, Tønnessen TI, Fosse E (1997)
[Catheter treatment of congenital heart defects. Arterial septal defects and open ductus arteriosus]
Tidsskr Nor Laegeforen, 117 (20), 2961-4
PubMed 9340856

Bjørnstad PG, Foerster A, Ihlen H (1996)
Cardiac findings in generalized lipodystrophy
Acta Paediatr Suppl, 413, 39-43
DOI 10.1111/j.1651-2227.1996.tb14264.x, PubMed 8783771

Bjørnstad PG, Smevik B (1994)
[The "umbrella closure" of the ductus arteriosus]
Tidsskr Nor Laegeforen, 114 (23), 2725-7
PubMed 7998015

Bjørnstad PG (1994)
[Williams-Beuren syndrome in Norway]
Tidsskr Nor Laegeforen, 114 (1), 25-8
PubMed 8296277

Hagemo PS, Sørland SJ, Bjørnstad PG, Lindberg H (1993)
[Hypoplastic left heart syndrome. Present experiences and future possibilities]
Tidsskr Nor Laegeforen, 113 (27), 3362-5
PubMed 8273063

Spurkland I, Bjørnstad PG, Lindberg H, Seem E (1993)
Mental health and psychosocial functioning in adolescents with congenital heart disease. A comparison between adolescents born with severe heart defect and atrial septal defect
Acta Paediatr, 82 (1), 71-6
DOI 10.1111/j.1651-2227.1993.tb12520.x, PubMed 8453226

Bjørnstad PG, Tynan M, Smevik B, Rian R (1990)
[Percutaneous closure of ductus arteriosus using the umbrella technic]
Tidsskr Nor Laegeforen, 110 (18), 2355-8
PubMed 2218990

Galal O, Björnstad PG, al-Halees Z (1990)
[Proton spin tomography in the diagnosis of aortic isthmus stenosis in infancy]
Monatsschr Kinderheilkd, 138 (6), 349-50
PubMed 2374552

Bjørnstad PG, Lindberg HL, Smevik B, Rian R, Sørland SJ, Tjønneland S (1990)
Balloon debanding of the pulmonary artery
Cardiovasc Intervent Radiol, 13 (5), 300-3
DOI 10.1007/BF02578630, PubMed 2124168

Lindberg H, Bjørnstad PG, Foerster A, Gibbs S, Tjønneland S (1989)
Senning operation for transposition of the great arteries in the first month of life
Eur J Cardiothorac Surg, 3 (1), 16-9
DOI 10.1016/1010-7940(89)90005-5, PubMed 2627445

Hagemo PS, Bjørnstad PG, Smevik B, Foerster A (1988)
Aortic wall lesion in balloon dilatation of coarctation of the aorta
Eur Heart J, 9 (11), 1271-3
DOI 10.1093/oxfordjournals.eurheartj.a062441, PubMed 3234421

Lindberg H, Smevik B, Bjørnstad PG, Rian R, Foerster A, Tjønneland S, Sørland S, Sponheim S (1988)
Balloon dilatation of pulmonary artery banding in dogs: an experimental study
Cardiovasc Intervent Radiol, 11 (3), 150-4
DOI 10.1007/BF02577107, PubMed 2971445

Smevik B, Lindberg H, Tjønneland S, Bjørnstad PG, Sørland SJ, Foerster A (1988)
In vitro balloon dilatation of the banded pulmonary artery
Cardiovasc Intervent Radiol, 11 (3), 155-6
DOI 10.1007/BF02577108, PubMed 2971446

Lindberg H, Ovrum E, Bjørnstad PG, Stake G, Pedersen T (1988)
Surgical repair of aortico-left ventricular tunnel (ALVT)
Scand J Thorac Cardiovasc Surg, 22 (3), 285-7
DOI 10.3109/14017438809106077, PubMed 3227331

Gullestad L, Søyland E, Kjekshus J, Aase O, Bjørnstad P (1987)
[Magnesium deficiency. Diagnosis and occurrence of different disease conditions]
Tidsskr Nor Laegeforen, 107 (22), 1751-4
PubMed 3660356

Sørland SJ, Bjørnstad PG, Smevik B, Stake G, Vatne K (1987)
[Balloon dilatation of heart valve stenoses. Treatment of congenital aortic and pulmonary valve stenosis with a balloon catheter (balloon valvuloplasty)]
Tidsskr Nor Laegeforen, 107 (10-11), 947-9
PubMed 2955545

Bjørnstad PG, Storstein L, Semb BK (1986)
Verapamil effects on left ventricular performance in patients with congestive heart failure studied with echocardiography before and after cardiac surgery
Scand J Thorac Cardiovasc Surg, 20 (1), 61-6
DOI 10.3109/14017438609105915, PubMed 3704598

Bjørnstad PG, Semb BK (1986)
Echocardiographic assessment of cardiac function in open chest dogs
Scand J Thorac Cardiovasc Surg, 20 (1), 39-46
DOI 10.3109/14017438609105912, PubMed 3704594

Bjørnstad PG, Semb BK (1986)
Echocardiographic assessment of left ventricular function in left ventricular volume load and the immediate changes after operation
Scand J Thorac Cardiovasc Surg, 20 (1), 47-52
DOI 10.3109/14017438609105913, PubMed 3704595

Bjørnstad PG, Semb BK (1986)
Evaluation of left ventricular function in chronical pressure load and the immediate changes after operative relief
Scand J Thorac Cardiovasc Surg, 20 (1), 53-9
DOI 10.3109/14017438609105914, PubMed 3704597

Bjørnstad PG, Semb BK (1986)
Evaluation of left ventricular function in children. Description of the method and normal values
Scand J Thorac Cardiovasc Surg, 20 (1), 29-37
DOI 10.3109/14017438609105911, PubMed 3704593

Bjørnstad PG, Semb BK, Trygstad O, Seip M (1985)
Echocardiographic assessment of cardiac function and morphology in patients with generalised lipodystrophy
Eur J Pediatr, 144 (4), 355-9
DOI 10.1007/BF00441777, PubMed 2934255

Semb BK, Wexels JC, Vatne K, Bjørnstad PG (1985)
Angiographic and echocardiographic observations in surgical patients with atrial myxoma
Cardiovasc Intervent Radiol, 8 (3), 119-26
DOI 10.1007/BF02552875, PubMed 4075336

Bjørnstad PG, Lunde P, Semb BK (1984)
Flail tricuspid leaflet in childhood--a possible cause of supraventricular tachycardia
Eur Heart J, 5 (7), 597-601
DOI 10.1093/oxfordjournals.eurheartj.a061711, PubMed 6479187

Bjørnstad PG, Tjønneland S, Semb BK (1984)
Echocardiographic evaluation of atrial function after Senning and Mustard correction for transposition of the great arteries
Thorax, 39 (2), 114-20
DOI 10.1136/thx.39.2.114, PubMed 6701822

Aronsson T, Bjørnstad P, Leskinen E, Uldall A, de Verdier CH (1984)
Assessment of analytical quality in Nordic clinical chemistry laboratories using data from contemporary national programs
Scand J Clin Lab Invest Suppl, 172, 115-24
PubMed 6599512

Theodorsen L, Bjørnstad P, Skrede S (1984)
External quality assessment programs in Norway 1976-1982
Scand J Clin Lab Invest Suppl, 172, 187-9
PubMed 6599520

THEODORSEN L, BJORNSTAD P, SKREDE S (1984)
EXTERNAL QUALITY ASSESSMENT PROGRAMS IN NORWAY 1976-1982
Scand. J. Clin. Lab. Invest., 44 172, 187-189

Bjørnstad PG (1982)
[The prognosis of congenital heart defects in changed]
Nord Med, 97 (8-9), 210-3
PubMed 7122233

Semb BK, Björnstad PG (1981)
Correction of isolated anomalous origin of the right pulmonary artery from the ascending aorta
Thorac Cardiovasc Surg, 29 (4), 255-8
DOI 10.1055/s-2007-1023490, PubMed 6179196

Bjørnstad P (1981)
[The modern society - a special request to the specialist press]
Tidsskr Nor Laegeforen, 101 (1A), 61-3
PubMed 7256711

Stake G, Bjørnstad PG, Nordshus T, Sørland SJ (1981)
Metrizamide and metrizoate for cardioangiography in infants and children
Acta Radiol Diagn (Stockh), 22 (3B), 359-63
DOI 10.1177/028418518102203b09, PubMed 7304259

Semb BK, Sørland SJ, Bjørnstad PG, Stake G, Bø G, Tjønneland S (1981)
Tricuspid atresia corrected with valved xenograft conduits
Scand J Thorac Cardiovasc Surg, 15 (3), 241-50
DOI 10.3109/14017438109100581, PubMed 7347894

Aronsson T, Bjørnstad P, Leskinen E, Uldall A, De Verdier CH (1980)
Present analytical quality in the Nordic clinical chemistry laboratories
Scand J Clin Lab Invest Suppl, 155, 11-8
DOI 10.3109/00365518009091986, PubMed 6948361

Björnstad PG, Rastan H, Keutel J, Beuren AJ, Koncz J (1979)
Aortoventriculoplasty for tunnel subaortic stenosis and other obstructions of the left ventricular outflow tract. Clinical and hemodynamic results
Circulation, 60 (1), 59-69
DOI 10.1161/01.cir.60.1.59, PubMed 571774

Keutel J, Björnstad PG (1979)
One dimensional echocardiography in univentricular hearts
Herz, 4 (2), 223-5
PubMed 447185

de Vivie ER, Björnstad PG, Rastan H, Beuren AJ, Koncz J (1978)
[Hemodynamic results of surgery for congenital supravalvular aortic stenoses (author's transl)]
Thoraxchir Vask Chir, 26 (5), 357-62
DOI 10.1055/s-0028-1096653, PubMed 715756

Rastan H, Abu-Aishah N, Rastan D, Heisig B, Koncz J, Björnstad PG, Beuren AJ (1978)
Results of aortoventriculoplasty in 21 consecutive patients with left ventricular outflow tract obstruction
J Thorac Cardiovasc Surg, 75 (5), 659-69
PubMed 565445

Aronsson T, Bjørnstad P, Johansson SG, Leskinen E, Raabo E, De Verdier CH (1978)
Inter-laboratory quality control with investigation of different methodological characteristics
Scand J Clin Lab Invest, 38 (1), 53-62
DOI 10.3109/00365517809108403, PubMed 628818

Rastan H, Koncz J, Björnstad PG, Beuren AJ (1977)
[Aortoventriculoplasty, a universally applicable dilatation procedure of the left outflow channel]
Verh Dtsch Ges Kreislaufforsch, 43, 360
PubMed 613645

Kirchhoff PG, Björnstad PG, Orellano L, Schlemminger B (1976)
[Intraventricular conduit for complex forms of transposition of great vessels (author's transl)]
Thoraxchir Vask Chir, 24 (5), 410-7
DOI 10.1055/s-0028-1095956, PubMed 1086532

Strömme JH, Björnstad P, Eldjarn L (1976)
Improvement in the quality of enzyme determinations by Scandinavian laboratories upon introduction of Scandinavian recommended methods
Scand J Clin Lab Invest, 36 (6), 505-11
DOI 10.1080/00365517609054471, PubMed 12554

Manouguian S, Björnstad PG, Rastan H (1975)
[Interruption of the aortic arch with tetralogy of Fallot. Report of a successful one-stage correction of both anomalies, and review of the literature (author's transl)]
Thoraxchir Vask Chir, 23 (3), 176-87
DOI 10.1055/s-0028-1096942, PubMed 1080585

Björnstad PG (1974)
Secundum type atrial septal defect with prolonged PR interval and autosomal dominant mode of inheritance
Br Heart J, 36 (12), 1149-54
DOI 10.1136/hrt.36.12.1149, PubMed 4441445

Goldschmidt B, Sorland SJ, Bjornstad PG (1974)
The effect of acetylsalicylic acid on platelet function in cyanotic congenital heart disease
Acta Paediatr Scand, 63 (6), 869-74
DOI 10.1111/j.1651-2227.1974.tb04879.x, PubMed 4611136

Bjornstad PG, Michalsen H (1974)
Coexistent mitral and aortic valve atresia with intact ventricular septum in sibs
Br Heart J, 36 (3), 302-6
DOI 10.1136/hrt.36.3.302, PubMed 4274758

Bjornstad PG, Steen-Johnsen J, Sorland SJ (1971)
[Congenital heart defects in newborns and infants. Material of two years from a suburban hospital. Relations to the new diagnostic and therapeutic possibilities]
Tidsskr Nor Laegeforen, 91 (33), 2377-81
PubMed 5132012

Bjornstad P (1966)
Phospholipase activity in rat liver mitochondria studied by the use of endogenous substrates
J Lipid Res, 7 (5), 612-20
PubMed 5971043

Bjornstad P (1966)
Phospholipase activity in rat-liver microsomes studied by the use of endogenous substrates
Biochim Biophys Acta, 116 (3), 500-10
PubMed 5963457

Sommerfelt SC, Bjornstad P, Fretheim B, Haugen HN, Kofstad J, Nesbakken R, Rustad H (1966)
On the nitrogen balance and serum proteins after gastric resection
Acta Chir Scand Suppl, 357, 117-21
PubMed 5227065

Gjone E, Bjornstad P (1966)
Phospholipase A activity in duodenal aspirates of man. A method for its determination after pancreatic stimulation by a standard meal
Scand J Gastroenterol, 1 (3), 214-9
PubMed 4960905

Bjørnstad P, Bremer J (1966)
In vivo studies on pathways for the biosynthesis of lecithin in the rat
J Lipid Res, 7 (1), 38-45
PubMed 5900219

Bjornstad P, Fretheim B, Haugen HN, Kofstad J, Nesbakken R, Rustad H, Sommerfelt SC (1966)
Serum lipid levels in humans following gastric resection
Acta Chir Scand Suppl, 357, 122-6
PubMed 5227066

Rustad H, Bjornstad P, Fretheim B, Haugen HN, Kofstad J, Nesbakken R, Sommerfelt SC (1966)
Changes in blood volume, plasma volume, and red cell volume following gastric resection
Acta Chir Scand Suppl, 357, 127-32
PubMed 5227067

Kofstad J, Bjornstad P, Fretheim B, Haugen R, Rustad H, Sommerfelt SC, Nesbakken R (1966)
Water and electrolyte balance following gastric resection
Acta Chir Scand Suppl, 357, 104-11
PubMed 5227064

Nesbakken R, Bjornstad P, Fretheim B, Haugen HN, Kofstad J, Rustad H, Sommerfelt SC (1966)
Water and electrolyte requirements following gastric resection
Acta Chir Scand Suppl, 357, 112-6
PubMed 4960070

Gjone E, Bjornstad P, Marton PF, Orning OM (1966)
Pancreatic phospholipase A activity in duodenal aspirates. A study in normals and patients with chronic pancreatitis
Scand J Gastroenterol, 1 (3), 228-31
PubMed 5965413

GJONE E, BJORNSTAD P (1964)
[VITAMIN B 12 ABSORPTION IN STEATORRHEA]
Tidsskr Nor Laegeforen, 84, 1486-8
PubMed 14242845

Jellum E, Björnstad P (1964)
Quantitative gas-liquid chromatographic determination of free glycerol in blood serum
J Lipid Res, 5 (3), 314-7
PubMed 5873367

BJORNSTAD P (1963)
[DIAGNOSTIC USE OF RADIOISOTOPE-LABELLED VITAMIN B 12]
Tidsskr Nor Laegeforen, 83, 1781-4
PubMed 14105873

IMERSLUND O, BJORNSTAD P (1963)
FAMILIAL VITAMIN B12 MALABSORPTION
Acta Haematol, 30, 1-7
DOI 10.1159/000208104, PubMed 14045900

NORDOY A, BJORNSTAD P, HJORT PF (1963)
[Desferrioxamine-B in hemochromatosis]
Nord Med, 69, 581-3
PubMed 13938908

BJORNSTAD P (1962)
[On the accuracy of laboratory analyses]
Tidsskr Nor Laegeforen, 82, 892-4
PubMed 13869626

REFVEM O, BJORNSTAD P (1962)
Myeloma-type protein in cancer and in essential (?) microglobulinemia
J Oslo City Hosp, 12, 65-78
PubMed 14491036

HARBOE M, REINSKOU T, HEISTO H, BJORNSTAD P (1961)
Studies on a serum with peculiar haemagglutinating properties
Vox Sang, 6, 409-28
DOI 10.1111/j.1423-0410.1961.tb03187.x, PubMed 13904575

HOVEID P, VOGT JH, BJORNSTAD P, GJERTSEN F (1961)
[Potassium loss from the bowel]
Nord Med, 65, 333-7
PubMed 13716195

SELVAAG O, BJORNSTAD P, THORSEN RK, MYREN J (1958)
[Surgical treatment of arteriosclerosis obliterans, as evaluated from the viewpoint of internal medicine]
Tidsskr Nor Laegeforen, 78 (15), 693-7
PubMed 13581025

Review articles

Bjørnstad PG (2006)
Is interventional closure the current treatment of choice for selected patients with deficient atrial septation?
Cardiol Young, 16 (1), 3-10
DOI 10.1017/S1047951105002027, PubMed 16454871

Other articles

Bjørnstad PG (2000)
Transcatheter closure of atrial septal defects demands co-operation between the interventionist and the echocardiographer
Cardiol Young, 10 (5), 462-3
DOI 10.1017/s1047951100008143, PubMed 11049121

Bjørnstad PG, Westvik J (2000)
Carrying out inteventional procedures, and when the arterial duct is patent
Cardiol Young, 10 (5), 544-5
PubMed 11049133

Bjørnstad PG (2000)
Balloon dilatation of pulmonary artery band
Pediatr Cardiol, 21 (4), 407
DOI 10.1007/s002460010096, PubMed 10865029

Bjørnstad PG (1998)
The role of devices in the closure of atrial septal defects in the oval fossa
Cardiol Young, 8 (3), 285-6
DOI 10.1017/s1047951100006764, PubMed 9731640

Bjørnstad PG (1995)
Wire trapping in Rashkind's patent ductus arteriosus occluder: its etiology and how it may be avoided
Cardiovasc Intervent Radiol, 18 (3), 203-4
DOI 10.1007/BF00204153, PubMed 7648601

Bjørnstad PG, Lindberg HL, Smevik B (1993)
Staged expanding pulmonary artery band
Ann Thorac Surg, 55 (2), 566-7
DOI 10.1016/0003-4975(93)91060-z, PubMed 8431089

BJORNSTAD P, LESKINEN E, ULDALL A, DEVERDIER CH (1984)
SPECIAL ISSUE - QUALITY-CONTROL IN CLINICAL-CHEMISTRY - EFFORTS TO FIND AN EFFICIENT STRATEGY - BACKGROUND
Scand. J. Clin. Lab. Invest., 44 172, 13-15

Bjørnstad PG, deVivie ER (1982)
Aortoventriculoplasty
Ann Thorac Surg, 34 (2), 223
DOI 10.1016/s0003-4975(10)60892-2, PubMed 7103593

Books

Bjørnstad PG (2003)
Mitt barn har hjertefeil
Foreningen for hjertesyke barn, [Oslo], 30 s.
BIBSYS 061467987

Bjørnstad PG (1998)
Mitt barn har hjertefeil
Foreningen for hjertesyke barn, Oslo, 30 s.
BIBSYS 981138500

Bjørnstad P, Bjørnstad T (1993)
Nivåmetoden for bedre skriving i arbeidslivet: kompendium
Nivåmetoden a.s., Oslo, 117 s.
BIBSYS 940763990

Bjørnstad P (1992)
Skriv bedre med nivåmetoden: ved skriftlig saksbehandling og faglig rapportering
Nivåmetoden a.s., Oslo, 103 s.
BIBSYS 921898223

Bjørnstad PG, Lindberg HL, Spurkland I (1990)
Unge hjerter i faresonen: født alvorlig syk - til hvilket liv, til hvilken pris?
TANO, [Oslo], 143 s.
BIBSYS 900630744, ISBN 82-518-2796-5

Deutsche evangelische Gemeinde in Norwegen, Bjørnstad P (1983)
Deutsche evangelische Gemeinde in Norwegen 75 Jahre
Die Gemeinde, Oslo, 99 s.
BIBSYS 892048328

Bjørnstad P (1971)
Relasjonsteori
In Stensilserie, Instituttet, Oslo, 8 bl., 246 pag.bl.
BIBSYS 930903501

Den Tekniske skole - statisk eller dynamisk, Bjørnstad P (1971)
Refleksjoner fra seminar arr.av [den] N[orske] I[ngeniør] F[orening]s etatsgruppe ved de tekniske skoler
Ingeniørforl., Oslo, 111 s.
BIBSYS 021629315

Bjørnstad P (1971)
N-ære relasjoner
In Stensilserie, Instituttet, Oslo
BIBSYS 972519823

Bjørnstad P (1968)
Euklidske og metriske rom
<Oslo>, III, 48 pag. bl.
BIBSYS 951713647

Bjørnstad P (1968)
Avstand mellom mengder
<Oslo>, Bl. V, 54 pag. bl.
BIBSYS 951713612

Bjørnstad P (1958)
Bibliotekenes stilling innen bedriftens organisasjon: en norsk undersøkelse
NTNF, Blindern, 11 bl.
BIBSYS 011176598

Theses

Bjørnstad PG (2005)
Catheter-based treatment for persistently patent arterialducts and for atrial septal defects in the oval fossa
In Series of dissertations submitted to the Faculty of Medicine, University of Oslo, Unipub, Oslo, no. 260, 1 b. (flere pag.)
BIBSYS 050583727, ISBN 82-8072-149-5