[1] Gulhane Sch Med, Dept Internal Med, Gen Tevfik Saglam Caddesi, TR-06018 Ankara, Turkey
[2] Mil Hosp, Serv Gen Surg, Isparta, Turkey
[3] Gulhane Sch Med, Dept Epidemiol, TR-06018 Ankara, Turkey
[4] Gulhane Sch Med, Dept Gastroenterol, TR-06018 Ankara, Turkey
[5] Mil Hosp, Infect Dis Serv, Manisa, Turkey
[6] Gata Haydarpasa Training Hosp, Dept Emergency Med, Istanbul, Turkey
[7] Gulhane Sch Med, Dept Nephrol, TR-06018 Ankara, Turkey