[1] Univ Amsterdam, Acad Med Ctr, Dept Gastroenterol & Hepatol, NL-1105 AZ Amsterdam, Netherlands
[2] Univ Amsterdam, Acad Med Ctr, Dept Social Med, NL-1105 AZ Amsterdam, Netherlands
[3] Univ Amsterdam, Acad Med Ctr, Dept Biostat & Clin Epidemiol, NL-1105 AZ Amsterdam, Netherlands
[4] Slotervaart Hosp, Dept Gastroenterol & Hepatol, Amsterdam, Netherlands
[5] Flevoziekenhuis, Dept Gastroenterol & Hepatol, Almere, Netherlands
[6] Flevoziekenhuis, Dept Gastroenterol & Hepatol, Almere, Netherlands