Investigation of cholelitholytic and biologic effects of methly tertiary butyl ether (MTBE) in dogs with implanted gallstone - MAS, Mehmet Refik; ATEŞKAN, Ümit; DİNÇ, Ayhan and MİLLİ, Ümit and NALBANT, Selim and ERDEM, Hakan and KUTU, Mustafa and DAĞALP, Kemal and KOCABALKAN, Fikri (Turkish Journal of Gastroenterology, 1997)