1. Grigorieva I.N. The main risk factors for gallstone disease. Russian journal of gastroenterology, hepatology, coloproctology. 2007; 6: 17-21. (In Russ., English abstract).
2. Yermolov A.S., Gulyaev A.A. Acute cholecystitis: modern methods of treatment. Attending physician. 2005; 2: 16-18. (In Russ., English abstract).
3. Ilchenko A.A. Bolezni zhelchnogo puzyrya i zhelchnyh putej. M.: Mia; 2011. 880 p. (In Russ.).
4. Savelyev V.S., Petukhov V.A. Zhelchnokamennaya bolezn' i sindrom narushennogo pishchevareniya. M.: Borges, 2010. 258 p. (In Russ.).
5. Galperin E.I., Vetshev P.S. Rukovodstvo po hirurgii zhelchnyh putej. M.: Vidar-M; 2009. 568 p. (In Russ.).