Jon Kristinsson, MD,PhD

https://www.researchgate.net/profile/Jon_Kristinsson

Date of Birth:                    09 January 1959

Marital status: Married to Bryndis Gudmundsdottir

Children: Andrea 1985 and Birgitta 1994

Nationality: Icelandic

 

Education 1979-85, Medical doctor from University of Iceland

Thesis Oslo University 2002; Calprotectin and granulocyte marker protein in colorectal neoplasia

 

Jan 2004 – present	Director, Dept. of morbid obesity and bariatric surgery Oslo University Hospital, Department of Endocrinology, Morbid Obesity and Preventive Medicine Norway
RG Score	34.58
Publications	78
Reads	5,389
Citations	1144

Skills & Activities Done more than 6000 bariatric procedures, Gastric bypass, Omega loop gastric bypass (Single anastomoses gastric bypass), Sleeve gastrectomy, Duodenal switch and SADI-S.

Annual volume of Bariatric surgery approx. 340 operations with 8% re-do operations

Scientific Memberships	Vice president in Norwegian federation of bariatric surgery and metabolic diseases

Journal Publications

Ingvild Kristine Blom-Høgestøl, Martin Aasbrenn, Monica Chahal-Kummen, Cathrine Brunborg, Inger Eribe, Jon Kristinsson, Per G. Farup, Tom Mala: Irritable bowel syndrome-like symptoms and health related quality of life two years after Roux-en-Y gastric bypass - a prospective cohort study. BMC Gastroenterology 12/2019; 19(1)., DOI:10.1186/s12876-019-1103-0

Marius Svanevik, Odd Bjørn Salte, Hilde Risstad, Jøran Hjelmesæth, Ingvild Kristine Blom-Høgestøl, Jens Kristoffer Hertel, Dag Hofsø, Jon Kristinsson, Tom Mala, Rune Sandbu: A289 BMI LOSS AND RESOLUTION OF DIABETES FIVE YEARS AFTER STANDARD AND DISTAL ROUX- EN-Y GASTRIC BYPASS. Surgery for Obesity and Related Diseases 10/2019; 15(10):S115., DOI:10.1016/j.soard.2019.08.234

I.K. Blom-Høgestøl, T. Mala, J.A. Kristinsson, C. Brunborg, H.L. Gulseth, E.F. Eriksen: Changes in bone quality after Roux-en-Y gastric bypass: A prospective cohort study in subjects with and without type 2 diabetes. Bone 10/2019; 130:115069., DOI:10.1016/j.bone.2019.115069

Gro Walø-Syversen, Ingela L Kvalem, Jon Kristinsson, Inger L Eribe, Øyvind Rø, Camilla Lindvall Dahlgren: Executive Function, Eating Behavior, and Preoperative Weight Loss in Bariatric Surgery Candidates: An Observational Study. Obesity Facts 09/2019; 12(5)., DOI:10.1159/000502118

Ingvild Kristine Blom-Høgestøl, Stephen Hewitt, Monica Chahal-Kummen, Cathrine Brunborg, Hanne Løvdal Gulseth, Jon A. Kristinsson, Erik Fink Eriksen, Tom Mala: Bone metabolism, bone mineral density and low-energy fractures 10 years after Roux-en-Y gastric bypass. Bone 07/2019; 127., DOI:10.1016/j.bone.2019.07.014

Odd Bjørn Salte, Torgeir Thorson Søvik, Hilde Risstad, Jorunn Skattum, Ingvild Kristine Blom-Høgestøl, Inger Elisabeth Løkken Eribe, Jon A. Kristinsson, Tom Mala: Fedmekirurgi ved Oslo universitetssykehus 2004–14. Tidsskrift for Den norske legeforening 06/2019; 139(10)., DOI:10.4045/tidsskr.18.0495

Ingvild Kristine Blom-Høgestøl, Tom Mala, Jon A Kristinsson, Ellen-Margrethe Hauge, Cathrine Brunborg, Hanne Løvdal Gulseth, Erik Fink Eriksen: Changes in Bone Marrow Adipose Tissue One Year After Roux-en-Y Gastric Bypass: A Prospective Cohort Study. Journal of Bone and Mineral Research 06/2019; 34(2)., DOI:10.1002/jbmr.3814

Marius Svanevik, Hilde Risstad, Dag Hofsø, Ingvild K Blom-Høgestøl, Jon A. Kristinsson, Rune Sandbu, Milada Cvancarova Småstuen, Per Medbøe Thorsby, Tom Mala, Jøran Hjelmesæth: Bone Turnover Markers After Standard and Distal Roux-en-Y Gastric Bypass: Results from a Randomized Controlled Trial. Obesity Surgery 05/2019; 29(5)., DOI:10.1007/s11695-019-03909-1

10. Chahal-Kummen, I. K. Blom-Høgestøl, I. Eribe, O. Klungsøyr, J. Kristinsson, T. Mala: Abdominal pain and symptoms before and after Roux-en-Y gastric bypass: Abdominal pain before and after Roux-en-Y gastric bypass. 03/2019; 3(3)., DOI:10.1002/bjs5.50148

Ingvild Kristine Høgestøl, Audun Stubhaug, Jon Kristinsson, Tom Mala: Diagnosis and treatment of chronic abdominal pain 5 years after Roux-en-Y gastric bypass.. DOI:10.1016/j.soard.2018.06.004.

Monica Chahal-Kummen, Ingvild Blom-Høgestøl, Inger E Eribe, Jon Kristinsson, Tom Mala: Abdominal pain before and after Roux-en-Y gastric bypass. Surgery for Obesity and Related Diseases 11/2018; 14(11):S127-S128., DOI:10.1016/j.soard.2018.09.282

922. V. Engebretsen, I. K. Blom-Høgestøl, S. Hewitt, H. Risstad, B. Moum, J. A. Kristinsson, T. Mala: Anemia following Roux-en-Y gastric bypass for morbid obesity; a 5-year follow-up study. Scandinavian Journal of Gastroenterology 08/2018; 53(8):917-922., DOI:10.1080/00365521.2018.1489892

Ingvild K. Blom-Høgestøl, Audun Stubhaug, Jon A. Kristinsson, Tom Mala: Diagnosis and treatment of chronic abdominal pain five years after Roux-en-Y-gastric bypass. Surgery for Obesity and Related Diseases 06/2018; 14(10)., DOI:10.1016/j.soard.2018.06.004

Stephen Hewitt, Jon Kristinsson, Erlend Aasheim, Ingvild Blom-Hogestol, Eirik Aaseth, Erik Fink Eriksen, Tom Mala: Secondary hyperparathyroidism after obesity surgery is associated with serum levels of 25-hydroxyvitamin D and ionized calcium. 05/2018;, DOI:10.1530/endoabs.56.P216

Malin Werling, Lars Fändriks, Torsten Olbers, Tom Mala, Jon Kristinsson, Kaj Stenlöf, Ville Wallenius, Neil G Docherty, Carel W le Roux: Biliopancreatic Diversion is associated with greater increases in energy expenditure than Roux-en-Y Gastric Bypass. PLoS ONE 04/2018; 13(4):e0194538., DOI:10.1371/journal.pone.0194538

Stephen Hewitt, Erlend Tuseth Aasheim, Torgeir Thorson Søvik, Jørgen Jahnsen, Jon Kristinsson, Erik Fink Eriksen, Tom Mala: Relationships of serum 25-hydroxyvitamin D, ionized calcium and parathyroid hormone after obesity surgery. Clinical Endocrinology 12/2017; 88(suppl 6)., DOI:10.1111/cen.13531

Martin Aasbrenn, Ingvild Høgestøl, Inger Eribe, Jon Kristinsson, Stian Lydersen, Tom Mala, Per G. Farup: Prevalence and predictors of irritable bowel syndrome in patients with morbid obesity: A cross-sectional study. 12/2017; 4(1)., DOI:10.1186/s40608-017-0159-z

Marius Svanevik, Hilde Risstad, Dag Hofsø, Ingvild Hoegestol, Jon Kristinsson, Rune Sandbu, Tom Mala, Jøran Hjelmesæth: Bone turnover markers two years after standard and distal gastric bypass a randomized controlled trial. Surgery for Obesity and Related Diseases 10/2017; 13(10):S78., DOI:10.1016/j.soard.2017.09.171

Marius Svanevik, Hilde Risstad, Tor-Ivar Karlsen, Jon A. Kristinsson, Milada Cvancarova Småstuen, Ronette L Kolotkin, Torgeir T Søvik, Rune Sandbu, Tom Mala, Jøran Hjelmesæth: Patient-Reported Outcome Measures 2 Years After Standard and Distal Gastric Bypass—a Double-Blind Randomized Controlled Trial. Obesity Surgery 09/2017; 28(3)., DOI:10.1007/s11695-017-2891-3

Hilde Risstad, Jon A. Kristinsson, Morten W. Fagerland, Carel W. le Roux, Kåre I. Birkeland, Hanne L. Gulseth, Per M. Thorsby, Royce P. Vincent, My Engström, Torsten Olbers, Tom Mala: Bile acid profiles over 5 years following gastric bypass and duodenal switch – Results from a randomized clinical trial. Surgery for Obesity and Related Diseases 05/2017; 13(9)., DOI:10.1016/j.soard.2017.05.024

Tom Mala, Jon Kristinsson: Gastrointestinal symptoms after bariatric surgery - More focus needed. Surgery for Obesity and Related Diseases 03/2017; 13(7)., DOI:10.1016/j.soard.2017.03.009

94. Qvigstad, H.L. Gulseth, H. Risstad, C.W. le Roux, T.J. Berg, T. Mala, J.A. Kristinsson: A novel technique of Roux-en-Y gastric bypass reversal for postprandial hyperinsulinemic hypoglycaemia: A case report. International Journal of Surgery Case Reports 12/2016; 21(C):91-94., DOI:10.1016/j.ijscr.2016.02.033

Ingvild K Høgestøl, Monica Chahal-Kummen, Inger Eribe, Cathrine Brunborg, Audun Stubhaug, Stephen Hewitt, Jon Kristinsson, Tom Mala: Chronic Abdominal Pain and Symptoms 5 Years After Gastric Bypass for Morbid Obesity. Obesity Surgery 12/2016; 27(6)., DOI:10.1007/s11695-016-2499-z

Hilde Risstad, Marius Svanevik, Jon A Kristinsson, Jøran Hjelmesæth, Erlend T Aasheim, Dag Hofsø, Torgeir T Søvik, Tor-Ivar Karlsen, Morten W Fagerland, Rune Sandbu, Tom Mala: Standard vs Distal Roux-en-Y Gastric Bypass in Patients With Body Mass Index 50 to 60: A Double-blind, Randomized Clinical Trial. JAMA SURGERY 09/2016; 151(12)., DOI:10.1001/jamasurg.2016.2798

Ingela Lundin Kvalem, Irmelin Bergh, Tilmann von Soest, Jan H. Rosenvinge, Tina Avantis Johnsen, Egil W. Martinsen, Tom Mala, Jon A. Kristinsson: A comparison of behavioral and psychological characteristics of patients opting for surgical and conservative treatment for morbid obesity. 12/2015; 3(1)., DOI:10.1186/s40608-016-0084-6

Hilde Risstad, Marius Svanevik, Jon A Kristinsson, Jøran Hjelmesæth, Erlend T. Aasheim, Dag Hofsø, Torgeir T. Søvik, Tor-Ivar Karlsen, Morten W Fagerland, Rune Sandbu, Tom Mala: Proximal Versus Distal Gastric Bypass In Patients With Body Mass Index 50 to 60: A Double-Blind, Randomized Clinical Trial. Surgery for Obesity and Related Diseases 11/2015; 11(6):S1-S2., DOI:10.1016/j.soard.2015.10.003

Ingvild Hogestol, Monica Chahal-Kummen, Inger Eribe, Stephen Hewitt, Jon Kristinsson, Tom Mala: Gastrointestinal symptoms 5 years after Roux-en-Y gastric bypass. Surgery for Obesity and Related Diseases 11/2015; 11(6):S163., DOI:10.1016/j.soard.2015.08.255

Ingvild Hogestol, Monica Chahal-Kummen, Stephen Hewitt, Inger Eribe, Jon Kristinsson, Tom Mala: Chronic Abdominal Pain 5 Years After Roux-En-Y Gastric Bypass. Surgery for Obesity and Related Diseases 11/2015; 11(6):S94-S95., DOI:10.1016/j.soard.2015.08.130

E Aaseth, M W Fagerland, A-M Aas, S Hewitt, H Risstad, J Kristinsson, T Bøhmer, T Mala, E T Aasheim: Vitamin concentrations 5 years after gastric bypass. European journal of clinical nutrition 06/2015; 69(11)., DOI:10.1038/ejcn.2015.82

Hilde Risstad, Torgeir T Søvik, Stephen Hewitt, Jon A Kristinsson, Morten W Fagerland, Tomm Bernklev, Tom Mala: Changes in Health-Related Quality of Life After Gastric Bypass in Patients With and Without Obesity-Related Disease. Obesity Surgery 05/2015; 25(12)., DOI:10.1007/s11695-015-1717-4

Marius Svanevik, Hilde Risstad, Dag Hofsø, Carl Fredrik Schou, Brita Solheim, Torgeir T Søvik, Jon Kristinsson, Jøran Hjelmesæth, Tom Mala, Rune Sandbu: Perioperative Outcomes of Proximal and Distal Gastric Bypass in Patients with BMI Ranged 50–60 kg/m2—A Double-Blind, Randomized Controlled Trial. Obesity Surgery 03/2015; 25(10)., DOI:10.1007/s11695-015-1621-y

Tom Mala, Torgeir T Søvik, Jon A Kristinsson: [In Process Citation]. Tidsskrift for den Norske laegeforening 03/2015; 135(6):521-2., DOI:10.4045/tidsskr.15.0187

Hilde Risstad, Torgeir T Søvik, My Engström, Erlend T Aasheim, Morten W Fagerland, Monika Fagevik Olsén, Jon A Kristinsson, Carel W le Roux, Thomas Bøhmer, Kåre I Birkeland, Tom Mala, Torsten Olbers: Five-Year Outcomes After Laparoscopic Gastric Bypass and Laparoscopic Duodenal Switch in Patients With Body Mass Index of 50 to 60 A Randomized Clinical Trial. 02/2015; 150(4)., DOI:10.1001/jamasurg.2014.3579

Tom Mala, Stephen Hewitt, Ingvild Kristine Dahl Høgestøl, Kristin Kjellevold, Jon A Kristinsson, Hilde Risstad: [In Process Citation].. Tidsskrift for Den norske legeforening 02/2015; 135(4):310., DOI:10.4045/tidsskr.15.0163

Tom Mala, Stephen Hewitt, Ingvild Kristine Dahl Høgestøl, Kristin Kjellevold, Jon A Kristinsson, Hilde Risstad: [Dumping syndrome following gastric surgery]. Tidsskrift for den Norske laegeforening 01/2015; 135(2):137-41., DOI:10.4045/tidsskr.14.0550

1. Mala, S. Hewitt, I.K.D. Høgestøl, K. Kjellevold, J.A. Kristinsson, H. Risstad: Rettelse to Dumpingsyndrom etter kirurgi på magesekken [Tidsskr Nor Legeforen, 135 (2015) 137-141]. 
2. Mala, T.T. Søvik, J.A. Kristinsson: Flere kan ha nytte av fedmekirurgi. Tidsskrift for den Norske laegeforening 01/2015; 135(6):521-522.

Jon Kristinsson: Lettlest om fedmekirugi. Tidsskrift for Den norske legeforening 01/2015; 135(11):1058-1058., DOI:10.4045/tidsskr.15.0328

Stephen Hewitt, Sjur Humerfelt, Torgeir T Søvik, Erlend T Aasheim, Hilde Risstad, Jon Kristinsson, Tom Mala: Long-Term Improvements in Pulmonary Function 5 Years After Bariatric Surgery. Obesity Surgery 01/2014; 24(5)., DOI:10.1007/s11695-013-1159-9

Alexander D Miras, Hilde Risstad, Najah Baqai, Sarah Law, Torgeir T Søvik, Tom Mala, Torsten Olbers, Jon A Kristinsson, Carel W le Roux: Application of the International Diabetes Federation and American Diabetes Association Criteria in the Assessment of Metabolic Control After Bariatric Surgery. Diabetes Obesity and Metabolism 07/2013; 16(1)., DOI:10.1111/dom.12177

Hira Aftab, Hilde Risstad, Torgeir T Søvik, Ph D Tomm Bernklev, Stephen Hewitt, Jon A Kristinsson, Tom Mala: Five-year outcome after gastric bypass for morbid obesity in a Norwegian cohort. Surgery for Obesity and Related Diseases 05/2013; 10(1)., DOI:10.1016/j.soard.2013.05.003

Tom Mala, Jon Kristinsson: Akutt inneklemming av tarm etter gastrisk bypass for sykelig fedme. Tidsskrift for den Norske laegeforening 03/2013; 133(6):640-4., DOI:10.4045/tidsskr.12.1113

Stephen Hewitt, Torgeir T Søvik, Erlend T Aasheim, Jon Kristinsson, Jørgen Jahnsen, Grethe S Birketvedt, Thomas Bøhmer, Erik F Eriksen, Tom Mala: Secondary Hyperparathyroidism, Vitamin D Sufficiency, and Serum Calcium 5 Years After Gastric Bypass and Duodenal Switch. Obesity Surgery 09/2012; 23(3)., DOI:10.1007/s11695-012-0772-3

Torgeir T Søvik, Jan Karlsson, Erlend T Aasheim, Morten W Fagerland, Sofia Björkman, My Engström, Jon Kristinsson, Torsten Olbers, Tom Mala: Gastrointestinal function and eating behavior after gastric bypass and duodenal switch. Surgery for Obesity and Related Diseases 06/2012; 9(5)., DOI:10.1016/j.soard.2012.06.006

Tom Mala, Torgeir T Søvik, Carl Fredrik Schou, Jon Kristinsson: Blood clot obstruction of the jejunojejunostomy after laparoscopic gastric bypass. Surgery for Obesity and Related Diseases 02/2012; 9(2)., DOI:10.1016/j.soard.2011.12.014

Dag Hofsø, Erlend T Aasheim, Torgeir T Søvik, Gunn Signe Jakobsen, Line Kristin Johnson, Rune Sandbu, Alf Tore Aas, Jon Kristinsson, Jøran Hjelmesæth: Follow-up after bariatric surgery. Tidsskrift for den Norske laegeforening 10/2011; 131(19):1887-92., DOI:10.4045/tidsskr.10.1463

Carl Fredrik Schou, Torgeir T Søvik, Erlend T Aasheim, Jon Kristinsson, Tom Mala: [Treating morbid obesity with laparoscopic biliopancreatic diversion with duodenal switch]. Tidsskrift for den Norske laegeforening 10/2011; 131(19):1882-6., DOI:10.4045/tidsskr.10.1164

Stephen Hewitt, Torgeir Thorson Søvik, Jon Kristinsson, Grethe Støa Birketvedt, Carl Fredrik Schou, Jørgen Jahnsen, Erlend Tuseth Aasheim, Thomas Bøhmer, Erik Fink Eriksen, Tom Mala: ASSOCIATIONS BETWEEN VITAMIN D, CALCIUM AND SECONDARY HYPERPARATHYROIDISM 5 YEARS AFTER BARIATRIC SURGERY. European Journal of Internal Medicine 10/2011; 22(1)., DOI:10.1016/S0953-6205(11)60166-0

Torgeir T. Søvik, Erlend T. Aasheim, Osama Taha, My Engströ, Morten W. Fagerland, Sofia Msc, Bjö, Jon Kristinsson, Kåre I. Birkeland, Tom Mala, Torsten Olbers: Weight Loss, Cardiovascular Risk Factors, and Quality of Life After Gastric Bypass and Duodenal Switch. Annals of internal medicine 09/2011; 155(5)., DOI:10.7326/0003-4819-155-5-201109060-00005

Torgeir T Søvik, Erlend T Aasheim, Osama Taha, My Engström, Morten W Fagerland, Sofia Björkman, Jon Kristinsson, Kare I Birkeland, Tom Mala, Torsten Olbers: Weight Loss, Cardiovascular Risk Factors, and Quality of Life After Gastric Bypass and Duodenal Switch A Randomized Trial. Annals of internal medicine 09/2011; 155(5):281-91., DOI:10.1059/0003-4819-155-5-201109060-00005

A Nesbakken, J Kristinsson, A Svindland, O C Lunde: Endoscopic Snare Resection Followed by Laser Ablation in the Treatment of Large, Sessile Rectal Adenomas. Scandinavian journal of surgery: SJS: official organ for the Finnish Surgical Society and the Scandinavian Surgical Society 06/2011; 100(2):99-104., DOI:10.1177/145749691110000206

Torgeir T Søvik, Babak Irandoust, Kåre I Birkeland, Erlend T Aasheim, Carl Fredrik Schou, Jon Kristinsson, Tom Mala: Type 2 diabetes and metabolic syndrome before and after gastric bypass. Tidsskrift for den Norske laegeforening 07/2010; 130(13):1347-50., DOI:10.4045/tidsskr.09.0935

T T Søvik, O Taha, E T Aasheim, M Engström, J Kristinsson, S Björkman, C F Schou, H Lönroth, T Mala, T Olbers: Randomized clinical trial of laparoscopic gastric bypass versus laparoscopic duodenal switch for superobesity. British Journal of Surgery 02/2010; 97(2):160-6., DOI:10.1002/bjs.6802

Torgeir T. Søvik, Erlend T. Aasheim, Jon Kristinsson, Carl Fredrik Schou, Lien My Diep, Arild Nesbakken, Tom Mala: Establishing Laparoscopic Roux-en-Y Gastric Bypass: Perioperative Outcome and Characteristics of the Learning Curve. Obesity Surgery 02/2009; 19(2):158-165., DOI:10.1007/s11695-008-9584-x

Torgeir T Søvik, Erlend T Aasheim, Jon Kristinsson, Carl Fredrik Schou, Arild Nesbakken, Tom Mala: [Surgical treatment of morbid obesity at a regional center]. Tidsskrift for den Norske laegeforening 02/2007; 127(1):47-9.

Erlend T Aasheim, Tom Mala, Torgeir T Søvik, Jon Kristinsson, Thomas Bøhmer: Surgical treatment of morbid obesity in Norway. Tidsskrift for den Norske laegeforening 02/2007; 127(1):38-42.

J Kristinsson, K Nygaard, A Sundseth, E Aadland, M K Fagerhol: Comparison of Faecal and Intestinal Concentrations of Granulocyte Marker Protein and Localization of Gastrointestinal Tumours in Rats. Scandinavian Journal of Gastroenterology 10/2002; 37(9):1029-33., DOI:10.1080/003655202320378211

Jon Kristinsson, K Nygaard, E Aadland, S Barstad, J Sauar, B Hofstad, N Stray, A Stallemo, B Haug, M Ugstad, H Tøn, P Fuglerud: Screening of First Degree Relatives of Patients Operated for Colorectal Cancer: Evaluation of Fecal Calprotectin vs. Hemoccult II. Digestion 10/2001; 64(2):104-10., DOI:10.1159/000048848

B Johne, O Kronborg, H I Tøn, J Kristinsson, P Fuglerud: Johne B, Kronborg H, T??n HI, Kristinsson J, Fuglerud P. A new fecal calprotectin test for colorectal neoplasia. Clinical results and comparison with previous method. Scand J Gastroenterol 36: 291-296. Scandinavian Journal of Gastroenterology 04/2001; 36(3):291-6., DOI:10.1080/003655201750074618

J Kristinsson, C H Armbruster, M Ugstad, S Kriwanek, K Nygaard, H Tøn, P Fuglerud: Fecal Excretion of Calprotectin in Colorectal Cancer Relationship to Tumor Characteristics. Scandinavian Journal of Gastroenterology 03/2001; 36(2):202-7., DOI:10.1080/003655201750065979

207. Kristinsson, Chr. Armbruster, M.: Fecal Excretion of Calprotectin in Colorectal Cancer Relationship to Tumor Characteristics. Scandinavian Journal of Gastroenterology 01/2001; 36(2):202-207., DOI:10.1080/00365520117382

J Kristinsson, A G Røseth, A Sundset, K Nygaard, E M Løberg, J E Paulsen, E Aadland, M K Fagerhol: Granulocyte marker protein is increased in stools from rats with azoxymethane-induced colon cancer. Scandinavian Journal of Gastroenterology 01/2000; 34(12):1216-23.

1223. Kristinsson: Granulocyte Marker Protein Is Increased in Stools from Rats with Azoxymethane-Induced Colon Cancer. Scandinavian Journal of Gastroenterology 01/1999; 34(12):1216-1223., DOI:10.1080/003655299750024733
1224. Kristinsson, K. Nygaard, Chr. Armbruster, S. Kriwanek, M. Ugstad, P. Fuglerud: Fecal excretion of calprotectin in colorectal cancer. Gastroenterology 04/1998; 114(4)., DOI:10.1016/S0016-5085(98)82569-9

Jon Kristinsson, Arne Røseth, Magne Kr. Fagerhol, Erling Aadland, Henning Schjønsby, Ole P. Børmer, Nils Raknerud, Knut Nygaard: Fecal calprotectin concentration in patients with colorectal carcinoma. Diseases of the Colon & Rectum 03/1998; 41(3):316-21., DOI:10.1007/BF02237485

AG ROSETH, J KRISTINSSON, K NYGAARD, E AADLAND, A SUNDSET, MK FAGERHOL: Fecal lactoferrin a novel marker of colorectal cancer in rats, a longitudinal in vivo study. Gastroenterology 04/1995; 108(4):A530-A530.

10. Kristinsson, A. G. Røseth, K. Nygaard, E. Aadland, M. K. Fagerhol, H. Schjønsby: Faecal calprotectin is elevated in patients with gastric cancer. Gastroenterology 04/1995; 108(4)., DOI:10.1016/0016-5085(95)26287-3

A G Røseth, J Kristinsson, M K Fagerhol, H Schjønsby, E Aadland, K Nygaard, B Roald: Faecal Calprotectin: A Novel Test for the Diagnosis of Colorectal Cancer?. Scandinavian Journal of Gastroenterology 01/1994; 28(12):1073-6., DOI:10.3109/00365529309098312