Joseph Karam & Joel J. Roslyn. Cholelithiasis & chole-cystectomy. Maingots abdominal operations 1997 p1717-1736
Liu Ja Qi Wang Wenguang. The viscissitudes of cholelithiasis over 10 years in Quangxi, China (1981.1-1991.1). Asian Journal of Surgery vol 20 Nngày 2 tháng 4 năm 1997
Diehl AK. Epidemiology and natural history of gallstones disease Gastroenterology Clin North Am 20:1, 1991
Nakayama F. Soloway RD. Nakama T et al: Hepatolithiasis in East Asia: Retrospective study. Dig Dis Sci 31:21, 1986
Maki T, Matsushiro T, Suzuki N: Pathogenesis of the calcium bilirubinate stone. In Intrahepatic calculi. Newyork, Alan R Liss, 1984, p81
