1. Everhart, J. E. & Ruhl, C. E. Burden of digestive diseases in the United States Part III: liver, biliary tract, and pancreas. Gastroenterology 2009; 136, 1134-1144. [DOI:10.1053/j.gastro.2009.02.038]

2. Aerts, R. & Penninckx, F. The burden of gallstone disease in Europe. Aliment. Pharmacol 2001; Ther. 18 (Suppl. 3), 49-53. [DOI:10.1046/j.0953-0673.2003.01721.x]

3. Volzke, H. et al. Independent risk factors for gallstone formation in a region with high cholelithiasis prevalence. Digestion 2005; 71, 97-105. [DOI:10.1159/000084525]

4. Carey, M. C. & Paigen, B. Epidemiology of the American Indians' burden and its likely genetic origins. Hepatology 2002. 36, 781-791. [DOI:10.1053/jhep.2002.36545]

5. Nervi, F., Miquel, J. F. & Marshall, G. The Amerindian epidemics of cholesterol gallstones: the North and South connection. Hepatology 2003; 37, 947-948. [DOI:10.1053/jhep.2003.50140]

6. Tsai, C. J., Leitzmann, M. F., Willett, W. C. & Giovannucci, E. L. Macronutrients and insulin resistance in cholesterol gallstone diseaseAm. J. Gastroenterol. 2008; 103, 2932-2939. [DOI:10.1111/j.1572-0241.2008.02189.x]

7. Goto K, Sugiyama K, Sugiura T, Ando T, Mizutani F, Terabe K, et al. Bile salt export pump gene mutations in two Japanese patients with progressive familial intrahepatic cholestasis. J Pediatr Gastroenterol Nutr. 2003;36: 647-650. [DOI:10.1097/00005176-200305000-00012]

8. Clemens Schafmayer, Jürgen Hartleb, Jürgen Tepe, Stefan Albers, Sandra Freitag, Henry Völzke, Stephan Buch, Markus Seeger, Birgit Timm, Bernd Kremer, Ulrich R Fölsch, Fred Fändrich, Michael Krawczak, Stefan Schreiber and Jochen Hampe. Predictors of gallstone composition in 1025 symptomatic gallstones from Northern Germany. BMC Gastroenterology 2006, 6:36. [DOI:10.1186/1471-230X-6-36]

9. Liqing Yu, Jia Li-Hawkins, Robert E. Hammer, Knut E. Berge, Jay D. Horton, Jonathan C. Cohen and Helen H. Hobbs. Overexpression of ABCG5 and ABCG8 promotes biliary cholesterol secretion and reduces fractional absorption of dietary cholesterol. J. Clin. Invest. 110:671-680 (2002). [DOI:10.1172/JCI0216001]

10. Peter I. Mackenzie, Karl Walter Bock, Brian Burchell, Chantal Guillemette, Shin-ichi Ikushiro, Takashi Iyanagi, John O. Miners, Ida S. Owens and Daniel W. Nebert . Nomenclature update for the mammalian UDP glycosyltransferase (UGT) gene superfamily. Pharmacogenetics and Genomics 2005, 15:677-685. [DOI:10.1097/01.fpc.0000173483.13689.56]

11. Bahram Amouwghlat Berrizi, Siamand Ancient, Shirkooh Abbasi Hajiabad, Mohammad Moradian. Frequency of biliary stones in slaughter buffaloes in Tabriz slaughter house and its relation with Some liver parameters. Volume 9, Issue 1,Year 33, Spring 13.

12. P DUVALDESTIN, J-L MAHU, J-M METREAU, JOSETTE ARONDEL, ANNE-MARIE PREAUX, AND P BERTHELOT.Possible role of a defect in hepatic bilirubin glucuronidation in the initiation of cholesterol Gallstones. Gut 1980, 21, 650-655. [DOI:10.1136/gut.21.8.650]

13. Schafmayer, C. et al. Predictors of gallstone composition in 1025 symptomatic gallstones from Northern Germany. BMC Gastroenterol. 2006; 6, 36. [DOI:10.1186/1471-230X-6-36]

14. Everhart, J. E. & Ruhl, C. E. Burden of digestive diseases in the United States Part III: liver, biliary tract, and pancreas. Gastroenterology 2009; 136, 1134-1144. [DOI:10.1053/j.gastro.2009.02.038]

15. Aerts, R. & Penninckx, F. The burden of gallstone disease in Europe. Aliment. Pharmacol 2001; Ther. 18 (Suppl. 3), 49-53. [DOI:10.1046/j.0953-0673.2003.01721.x]

16. Volzke, H. et al. Independent risk factors for gallstone formation in a region with high cholelithiasis prevalence. Digestion 2005; 71, 97-105. [DOI:10.1159/000084525]

17. Carey, M. C. & Paigen, B. Epidemiology of the American Indians' burden and its likely genetic origins. Hepatology 2002. 36, 781-791. [DOI:10.1053/jhep.2002.36545]

18. Nervi, F., Miquel, J. F. & Marshall, G. The Amerindian epidemics of cholesterol gallstones: the North and South connection. Hepatology 2003; 37, 947-948. [DOI:10.1053/jhep.2003.50140]

19. Tsai, C. J., Leitzmann, M. F., Willett, W. C. & Giovannucci, E. L. Macronutrients and insulin resistance in cholesterol gallstone diseaseAm. J. Gastroenterol. 2008; 103, 2932-2939. [DOI:10.1111/j.1572-0241.2008.02189.x]

20. Goto K, Sugiyama K, Sugiura T, Ando T, Mizutani F, Terabe K, et al. Bile salt export pump gene mutations in two Japanese patients with progressive familial intrahepatic cholestasis. J Pediatr Gastroenterol Nutr. 2003;36: 647-650. [DOI:10.1097/00005176-200305000-00012]

21. Clemens Schafmayer, Jürgen Hartleb, Jürgen Tepe, Stefan Albers, Sandra Freitag, Henry Völzke, Stephan Buch, Markus Seeger, Birgit Timm, Bernd Kremer, Ulrich R Fölsch, Fred Fändrich, Michael Krawczak, Stefan Schreiber and Jochen Hampe. Predictors of gallstone composition in 1025 symptomatic gallstones from Northern Germany. BMC Gastroenterology 2006, 6:36. [DOI:10.1186/1471-230X-6-36]

22. Liqing Yu, Jia Li-Hawkins, Robert E. Hammer, Knut E. Berge, Jay D. Horton, Jonathan C. Cohen and Helen H. Hobbs. Overexpression of ABCG5 and ABCG8 promotes biliary cholesterol secretion and reduces fractional absorption of dietary cholesterol. J. Clin. Invest. 110:671-680 (2002). [DOI:10.1172/JCI0216001]

23. Peter I. Mackenzie, Karl Walter Bock, Brian Burchell, Chantal Guillemette, Shin-ichi Ikushiro, Takashi Iyanagi, John O. Miners, Ida S. Owens and Daniel W. Nebert . Nomenclature update for the mammalian UDP glycosyltransferase (UGT) gene superfamily. Pharmacogenetics and Genomics 2005, 15:677-685. [DOI:10.1097/01.fpc.0000173483.13689.56]

24. Bahram Amouwghlat Berrizi, Siamand Ancient, Shirkooh Abbasi Hajiabad, Mohammad Moradian. Frequency of biliary stones in slaughter buffaloes in Tabriz slaughter house and its relation with Some liver parameters. Volume 9, Issue 1,Year 33, Spring 13.

25. P DUVALDESTIN, J-L MAHU, J-M METREAU, JOSETTE ARONDEL, ANNE-MARIE PREAUX, AND P BERTHELOT.Possible role of a defect in hepatic bilirubin glucuronidation in the initiation of cholesterol Gallstones. Gut 1980, 21, 650-655. [DOI:10.1136/gut.21.8.650]

26. Schafmayer, C. et al. Predictors of gallstone composition in 1025 symptomatic gallstones from Northern Germany. BMC Gastroenterol. 2006; 6, 36. [DOI:10.1186/1471-230X-6-36]