[1] Bern Univ Hosp Inselspital, Dept Diabet Endocrinol Nutr Med & Metab, CH-3010 Bern, Switzerland
[2] Univ Bern, CH-3010 Bern, Switzerland
[3] Bern Univ Appl Sci, Acad Practice Partnership, CH-3008 Bern, Switzerland
[4] Bern Univ Hosp Inselspital, Insel Grp, CH-3008 Bern, Switzerland
[5] Bern Univ Hosp Inselspital, Dept Visceral Surg & Med, CH-3010 Bern, Switzerland