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2023
1 AASHEIM, ERLEND T..
Kurs om klimaendringer for legestudenter. Tidsskrift for Den norske legeforening 2023 ;Volume 143.(11) p. -
UiO Untitled
 
2 AASHEIM, ERLEND T.; Bhopal, Anand; O’Brien, Karen; Lie, Anne Kveim; Nakstad, Espen Rostrup; Andersen, Lene Frost; Hessen, Dag Olav; Samset, Bjørn Hallvard; Banik, Dan.
Climate change and health: a 2-week course for medical students to inspire change. The Lancet Planetary Health 2023 ;Volume 7. p. -
UiO UiB NMBU Untitled
 
3 Lindholm, Espen; Hegde, Inger Johanne; Saltnes, Cathrine; Leonardsen, Ann-Chatrin Linqvist; AASHEIM, ERLEND T..
Climate change, sustainability and anesthesiology practice: A national survey among anesthesiologists and nurse anesthetists in Norway. The Journal of Climate Change and Health 2023 ;Volume 13. p. 1-8
UiO HAUKELAND HIOF USN OUS SIV Untitled
 
4 Strandrud, Janne; Melsether, Silje; Brasfield, David Vernon; AASHEIM, ERLEND T..
On the path to a climate-friendly health service. Tidsskrift for Den norske legeforening 2023
SUNNAAS UiO Untitled
 
2022
5 Hegde, Johanne; AASHEIM, ERLEND T..
Bærekraftig anestesi. Tidsskrift for Den norske legeforening 2022 ;Volume 142.(15) p. -
UiO Untitled
 
2020
6 Hewitt, Stephen I; Kristinsson, Jon Adalsteinn; Aasheim, Erlend T.; Høgestøl, Ingvild Kristine; Aaseth, Eirik; Jahnsen, Jørgen; Eriksen, Erik Fink; Mala, Tom.
Relationships Between Vitamin D Status and PTH over 5 Years After Roux-en-Y Gastric Bypass: a Longitudinal Cohort Study. Obesity Surgery 2020 ;Volume 30.(9) p. 3426-3434
UiO OUS SI AHUS Untitled
 
2019
7 Skagen, Knut Mork; Aasheim, Erlend Tuseth.
Helsepersonell må kjempe mot global oppvarming. Tidsskrift for Den norske legeforening 2019
SIV UiO STO Untitled
 
2018
8 Hewitt, Stephen I; AASHEIM, ERLEND T.; Søvik, Torgeir Thorson; Jahnsen, Jørgen; Kristinsson, Jon Adalsteinn; Eriksen, Erik Fink; Mala, Tom.
Relationships of serum 25-hydroxyvitamin D, ionized calcium and parathyroid hormone after obesity surgery. Clinical Endocrinology 2018 ;Volume 88.(3) p. 372-379
OUS UiO AHUS Untitled
 
9 Sandvik, Jorunn; Laurenius, Anna; Näslund, Ingmar; Videhult, Per; Wiren, Mikal; AASHEIM, ERLEND T..
Nordiske retningslinjer for oppfølging etter fedmekirurgi. Tidsskrift for Den norske legeforening 2018 ;Volume 138.(4) p. 326-327
HMR STO UiO Untitled
 
2016
10 Risstad, Hilde; Svanevik, Marius; Kristinsson, Jon Adalsteinn; Hjelmesæth, Jøran; AASHEIM, ERLEND T.; Hofsø, Dag; Søvik, Torgeir Thorson; Karlsen, Tor-Ivar; Fagerland, Morten; Sandbu, Rune; Mala, Tom.
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 2016 ;Volume 151.(12) p. 1146-1155
SIV OUS UIA UiO Untitled
 
11 Valderhaug, Tone Gretland; AASHEIM, ERLEND T.; Sandbu, Rune; Jakobsen, Gunn Signe; Småstuen, Milada C; Hertel, Jens Kristoffer; Hjelmesæth, Jøran.
The association between severity of King’s Obesity Staging Criteria scores and treatment choice in patients with morbid obesity: a retrospective cohort study. BMC Obesity 2016 ;Volume 3.(51) p. -
SIV AHUS UiO Untitled
 
2015
12 Aaseth, Eirik; Fagerland, Morten; Aas, Anne-Marie; Hewitt, Stephen I; Risstad, Hanne; Kristinsson, Jon Adalsteinn; Bøhmer, Thomas; Mala, Tom; AASHEIM, ERLEND T..
Vitamin concentrations 5 years after gastric bypass. European Journal of Clinical Nutrition 2015 ;Volume 69. p. 1249-1255
OUS Untitled
 
13 Risstad, Hilde; Svanevik, Marius; Kristinsson, Jon Adalsteinn; Hjelmesæth, Jøran; AASHEIM, ERLEND T.; Hofsø, Dag; Søvik, Torgeir Thorson; Karlsen, Tor-Ivar; Fagerland, Morten; Sandbu, Rune; Mala, Tom.
Proximal versus distal gastric bypass in patients with body mass index 50-60 kg/m2: A double-blind, randomized clinical trial.. Surgery for Obesity and Related Diseases 2015 ;Volume 11.(6) p. S1-S2
OUS SIV Untitled
 
14 Risstad, Hilde; Søvik, Torgeir Thorson; Engström, My; AASHEIM, ERLEND T.; Fagerland, Morten; Olsén, Monika Fagervik; Kristinsson, Jon Adalsteinn; le Roux, Carel W.; Bøhmer, Thomas; Birkeland, Kåre I.; Mala, Tom; Olbers, Torsten.
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. JAMA Surgery 2015 ;Volume 150.(4) p. 352-361
UiO OUS Untitled
 
15 Svanevik, Marius; Risstad, Hilde; Kristinsson, Jon Adalsteinn; Hjelmesæth, Jøran; AASHEIM, ERLEND T.; Hofsø, Dag; Søvik, Torgeir Thorson; Karlsen, Tor-Ivar; Fagerland, Morten Wang; Mala, Tom; Sandbu, Rune.
Helserelatert livskvalitet og tarmfunksjon etter proksimal og distal gastrisk bypass – en dobbelt blind randomisert kontrollert studie. Kirurgisk Høstmøte; 2015-10-20 - 2015-10-23
OUS SIV UiO Untitled
 
16 Valderhaug, Tone Gretland; Hjelmesæth, Jøran; Sandbu, Rune; AASHEIM, ERLEND T.; Hertel, Jens Kristoffer.
The utility of obesity staging classification systems in selecting persons for bariatric surgery. European Congress on Obesity (ECO); 2015-05-06 - 2015-05-09
AHUS SIV UiO Untitled
 
17 Valderhaug, Tone Gretland; Hjelmesæth, Jøran; Sandbu, Rune; AASHEIM, ERLEND T.; Hertel, Jens Kristoffer.
The utility of obesity staging classification systems in selecting persons for bariatric surgery. Obesity Facts 2015
UiO SIV AHUS Untitled
 
2014
18 Gjersvik, Petter; Gulbrandsen, Pål; Aasheim, Erlend T.; Nylenna, Magne.
P. Gjersvik og medarbeidere svarer:. Tidsskrift for Den norske legeforening 2014 ;Volume 134.(4) p. 382-383
UiO AHUS FHI Untitled
 
19 Hewitt, Stephen; Hummerfeldt, Sjur; Søvik, Torgeir Thorson; AASHEIM, ERLEND T.; Risstad, Hilde; Kristinsson, Jon Adalsteinn; Mala, Tom.
Long-term improvements in pulmonary function 5 years after bariatric surgery. Obesity Surgery 2014 ;Volume 24.(5) p. 705-711
OUS Untitled
 
2013
20 Gjersvik, Petter; Gulbrandsen, Pål; AASHEIM, ERLEND T.; Nylenna, Magne.
Dårlig tittel - dårlig manus?. Tidsskrift for Den norske legeforening 2013 ;Volume 133. p. 2475-2477
UiO FHI AHUS NTNU Untitled
 
21 Hewitt, Stephen; Søvik, Torgeir Thorson; AASHEIM, ERLEND T.; Kristinsson, Jon Adalsteinn; Jahnsen, Jørgen; Birketvedt, Grethe; Eriksen, Erik Fink; Mala, Tom; Bøhmer, Thomas.
Secondary Hyperparathyroidism, Vitamin D Sufficiency, and Serum Calcium 5 Years After Gastric Bypass and Duodenal Switch. Obesity Surgery 2013 ;Volume 23.(3) p. 384-390
OUS UiO Untitled
 
22 Johnson, Line Kristin; Andersen, Lene Frost; Hofsø, Dag; AASHEIM, ERLEND T.; Holven, Kirsten Bjørklund; Sandbu, Rune; Røislien, Jo; Hjelmesæth, Jøran.
Dietary changes in obese patients undergoing gastric bypass or lifestyle intervention: A clinical trial. British Journal of Nutrition 2013 ;Volume 110.(1) p. 127-134
OUS SIV UiO Untitled
 
23 Søvik, Torgeir Thorson; Karlsson, Jan; AASHEIM, ERLEND T.; Fagerland, Morten; Bjorkman, Sofia; Engstrom, My; Kristinsson, Jon Adalsteinn; Olbers, Torsten; Mala, Tom.
Gastrointestinal function and eating behavior after gastric bypass and duodenal switch. Surgery for Obesity and Related Diseases 2013 ;Volume 9.(5) p. 641-647
UiO OUS Untitled
 
24 Wium, Cecilie; AASHEIM, ERLEND T.; Ueland, Thor; Michelsen, Annika; Thorsby, Per Medbøe; Larsen, Ingegerd Frøyshov; Torjesen, Peter A; Aukrust, Pål; Birkeland, Kåre I..
Differences in insulin sensitivity, lipid metabolism and inflammation between young adult Pakistani and Norwegian patients with type 2 diabetes: a cross sectional study. BMC Endocrine Disorders 2013 ;Volume 13.(49)
UiO LDS OUS Untitled
 
2012
25 AASHEIM, ERLEND T.; Johnson, Line Kristin; Hofsø, Dag; Bøhmer, Thomas; Hjelmesæth, Jøran.
Vitamin status after gastric bypass and lifestyle intervention: a comparative prospective study. Surgery for Obesity and Related Diseases 2012 ;Volume 8.(2) p. 169-175
SIV OUS UiO Untitled
 
26 Haukeland, John Willy; Dahl, Tuva Børresdatter; Yndestad, Arne; Gladhaug, Ivar Prydz; Løberg, Else Marit; Haaland, Therese Kristina; Zbigniew, Konopski; Wium, Cecilie; AASHEIM, ERLEND T.; Johansen, Odd Erik; Aukrust, Pål; Halvorsen, Bente; Birkeland, Kåre I..
Fetuin A in nonalcoholic fatty liver disease: in vivo and in vitro studies. European Journal of Endocrinology (EJE) 2012 ;Volume 166.(3) p. 503-510
OUS VV UiO Untitled
 
27 Johnson, Line Kristin; Hofsø, Dag; AASHEIM, ERLEND T.; Tanbo, Tom Gunnar; Holven, Kirsten Bjørklund; Andersen, Lene Frost; Røislien, Jo; Hjelmesæth, Jøran.
Impact of gender on vitamin D deficiency in morbidly obese patients: a cross-sectional study. European Journal of Clinical Nutrition 2012 ;Volume 66.(1) p. 83-90
SIV OUS UiO Untitled
 
28 Pournaras, D J; AASHEIM, ERLEND T.; Søvik, Torgeir Thorson; Andrews, Richard; Mahon, D; Welbourn, R; Olbers, T; le Roux, C W.
Effect of the definition of type II diabetes remission in the evaluation of bariatric surgery for metabolic disorders. British Journal of Surgery 2012 ;Volume 99.(1) p. 100-103
OUS UiO Untitled
 
2011
29 Aasheim, Erlend T; Elshorbagy, Amany K; Diep, Lien My; Søvik, Torgeir Thorson; Mala, Tom; Valdivia-Garcia, Maria; Olbers, Torsten; Bøhmer, Thomas; Birkeland, Kåre I.; Refsum, Helga.
Effect of bariatric surgery on sulphur amino acids and glutamate. British Journal of Nutrition 2011 ;Volume 106.(3) p. 432-440
OUS UiO Untitled
 
30 Hofsø, Dag; AASHEIM, ERLEND T.; Søvik, Torgeir Thorson; Jakobsen, Gunn Signe; Johnson, Line Kristin; Sandbu, Rune; Aas, Alf Tore; Kristinsson, Jon Adalsteinn; Hjelmesæth, Jøran.
Oppfølging etter fedmekirurgi. Tidsskrift for Den norske legeforening 2011 ;Volume 131. p. 1887-1892
SIV OUS UiO STHF Untitled
 
31 Søvik, Torgeir Thorson; AASHEIM, ERLEND T.; Taha, Osama; Engstrom, My; Fagerland, Morten; Bjorkman, Sofia; Kristinsson, Jon Adalsteinn; Birkeland, Kåre I.; Mala, Tom; Olbers, Torsten.
Weight Loss, Cardiovascular Risk Factors, and Quality of Life After Gastric Bypass and Duodenal Switch A Randomized Trial. Annals of Internal Medicine 2011 ;Volume 155.(5) p. 281-U34
OUS UiO Untitled
 
2010
32 AASHEIM, ERLEND T..
The Alcohol Factor in Wernicke's Encephalopathy Post Bariatric Surgery Reply. Annals of Surgery 2010 ;Volume 251.(5) p. 993-994
UiO OUS Untitled
 
33 AASHEIM, ERLEND T.; Birkeland, Kåre I.; Bøhmer, Thomas.
Erratum. American Journal of Clinical Nutrition 2010 ;Volume 91.(1) p. 239-240
UiO Untitled
 
34 AASHEIM, ERLEND T..
Vitamin concentrations in Scandinavian obese subjects undergoing surgical and non-surgical weight loss. Unipub forlag 2010 (ISBN 978-82-8072-593-6) 93 p. Series of dissertations submitted to the Faculty of Medicine, University of Oslo(976)
UiO Untitled
 
35 AASHEIM, ERLEND T.; Frigstad, Svein-Oskar; Søvik, Torgeir Thorson; Birkeland, Kåre I.; Haukeland, John Willy.
Hyperinsulinemic hypoglycemia and liver cirrhosis presenting after duodenal switch: a case report. Surgery for Obesity and Related Diseases 2010 ;Volume 6.(4) p. 441-443
UiO OUS Untitled
 
36 AASHEIM, ERLEND T.; Hofsø, Dag; Søvik, Torgeir Thorson.
Vitamin supplements after bariatric surgery. Clinical Endocrinology 2010 ;Volume 72.(1) p. 134-135
UiO Untitled
 
37 Haukeland, John Willy; Zbigniew, Konopski; AASHEIM, ERLEND T.; Johansen, Odd Erik; Løberg, Else Marit; Haaland, T.; Gladhaug, Ivar Prydz; Dahl, T.; Yndestad, Arne; Aukrust, Pål; Halvorsen, Bente; Birkeland, Kåre I..
ELEVATED LEVELS OF FETUIN A IN NONALCOHOLIC FATTY LIVER DISEASE. Journal of Hepatology 2010 ;Volume 52. p. S143-S144
UiO VV OUS Untitled
 
38 Johnson, Line Kristin; Hofsø, Dag; AASHEIM, ERLEND T.; Tanbo, Tom Gunnar; Andersen, Lene Frost; Holven, Kirsten Bjørklund; Røislien, Jo; Hjælmeseth, Jøran.
Vitamin D Deficiency in morbidly obese women and men. The Obesity Society’s 2010 Annual Scientific Meeting.; 2010-10-08 - 2010-10-12
SIV UiO Untitled
 
39 Søvik, Torgeir Thorson; AASHEIM, ERLEND T.; Olbers, T..
Randomized clinical trial of laparoscopic gastric bypass versus laparoscopic duodenal switch for superobesity (Br J Surg 2010; 97: 160-166). British Journal of Surgery 2010 ;Volume 97.(6) p. 960-961
UiO OUS Untitled
 
40 Søvik, Torgeir Thorson; Irandoust, Babak; Birkeland, Kåre I.; AASHEIM, ERLEND T.; Schou, Carl Fredrik; Kristinsson, Jon Adalsteinn; Mala, Tom.
Type 2-diabetes og metabolsk syndrom før og etter gastrisk bypass. Tidsskrift for Den norske legeforening 2010 ;Volume 130.(13) p. 1347-1350
UiO OUS Untitled
 
41 Søvik, Torgeir Thorson; Taha, Osama; AASHEIM, ERLEND T.; Engström, My; Kristinsson, Jon Adalsteinn; Björkman, Sofia; Schou, Carl-Fredrik; Lönroth, Hans; Mala, Tom; Olbers, Torsten.
Randomized clinical trial of laparoscopic gastric bypass versus laparoscopic duodenal switch for superobesity. British Journal of Surgery 2010 ;Volume 97.(2) p. 160-166
UiO OUS Untitled
 
2009
42 AASHEIM, ERLEND T..
Peculiarities of Wernicke Encephalopathy After Bariatric Surgery Reply. Annals of Surgery 2009 ;Volume 249.(6) p. 1066-1067
UiO Untitled
 
43 AASHEIM, ERLEND T.; Bjorkman, Sofia; Søvik, Torgeir Thorson; Engstrom, My; Hanvold, Susanna; Mala, Tom; Olbers, Torsten; Bøhmer, Thomas.
Vitamin status after bariatric surgery: a randomized study of gastric bypass and duodenal switch. 17th European Congress on Obesity; 2009-05-06 - 2009-05-09
UiO Untitled
 
44 AASHEIM, ERLEND T.; Bjorkman, Sofia; Søvik, Torgeir Thorson; Engstrom, My; Hanvold, Susanna; Mala, Tom; Olbers, Torsten; Bøhmer, Thomas.
Vitamin status after bariatric surgery: a randomized study of gastric bypass and duodenal switch. American Journal of Clinical Nutrition 2009 ;Volume 90.(1) p. 15-22
UiO OUS Untitled
 
45 AASHEIM, ERLEND T.; Frigstad, Svein-Oskar; Søvik, Torgeir Thorson; Birkeland, Kåre I.; Haukeland, John Willy.
Hyperinsulinemic hypoglycemia and liver cirrhosis presenting after duodenal switch: a case report. Surgery for Obesity and Related Diseases 2009
UiO Untitled
 
46 AASHEIM, ERLEND T.; Hofsø, Dag; Søvik, Torgeir Thorson.
Vitamin supplements after bariatric surgery. Clinical Endocrinology 2009
UiO Untitled
 
47 AASHEIM, ERLEND T.; Hove, Anne Birgitte; Bøhmer, Thomas.
Thiamine assay values: influence of anticoagulants and haemoglobin. Scandinavian Journal of Clinical and Laboratory Investigation 2009 ;Volume 69.(4) p. 460-461
UiO OUS Untitled
 
48 Frigstad, Svein-Oskar; AASHEIM, ERLEND T.; Søvik, Torgeir Thorson; Birkeland, Kåre I.; Haukeland, John Willy.
Severe postprandial hypoglycaemia following duodenal switch. Nordic Obesity Meeting 2009; 2009-09-17 - 2009-09-18
UiO Untitled
 
49 Hjelmesæth, Jøran; Hjelmesaeth, J; Hofsø, Dag; Hofso, D; Aasheim, Erlend T; Jenssen, Trond Geir; Moan, Johan; Hager, Helle; Hager, H; Røislien, Jo; Bollerslev, Jens.
Parathyroid hormone, but not vitamin D, is associated with the metabolic syndrome in morbidly obese women and men: a cross-sectional study. Cardiovascular Diabetology 2009 ;Volume 8. p. -
UiT UiO OUS SIV Untitled
 
50 Søvik, Torgeir Thorson; AASHEIM, ERLEND T.; Kristinsson, Jon Adalsteinn; Schou, Carl Fredrik; Diep, Lien My; Nesbakken, Arild; Mala, Tom.
Establishing Laparoscopic Roux-en-Y Gastric Bypass: Perioperative Outcome and Characteristics of the Learning Curve. Obesity Surgery 2009 ;Volume 19.(2) p. 158-165
UiO OUS Untitled
 
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