1. Dissolution of cholesterol gallstones by chenodeoxycholic acid;Danzinger;N Engl J Med,1972
2. Increased formation of ursodeoxycholic acid in patients treated with chenodeoxycholic acid;Salen;J Clin Invest,1974
3. Retrospective studies on gallstone disappearance;Sugata;Jpn J Gastroenterol,1974
4. Dissolution of cholesterol gallstones by ursodeoxycholic acid;Makino;Jpn J Gastroenterol,1975
5. Effect of ursodeoxycholic acid on bile flow and bile components secretion;Okawa;Clin Rep (in Japanese),1976