KHVOROSTOV, E.; ZAKHARCHENKO, Y.; SHAPOVALOV, A. LAPAROSCOPIC CHOLECYSTECTOMY IN PATIENTS WITH CHRONIC CALCULOUS CHOLECYSTITIS WHICH IS COMPLICATED BY GALLSTONE–INTESTINAL BILE FISTULA. The Journal of V. N. Karazin Kharkiv National University, series "Medicine", n. 11, p. 96-100, 11.