[1] Acibadem Bakirkoy Hosp, Gastroenterohepatol Dept, TR-34140 Istanbul, Turkey
[2] Acibadem Bakirkoy Hosp, Dept Dermatol, TR-34140 Istanbul, Turkey
[3] Acibadem Bakirkoy Hosp, Dept Emergency, TR-34140 Istanbul, Turkey
[4] Acibadem Bakirkoy Hosp, Dept Pathol, TR-34140 Istanbul, Turkey
[5] Istanbul Univ, Div Gastroenterohepatol, Istanbul Fac Med, TR-34140 Istanbul, Turkey