the occurrence of cholesterol monohydrate crystals was examined and related to the degree of cholesterol saturation in gallbladder bile and hepatic bile of gallstone ( gs ) patients ( n = 34 ) , gallstone-free ( gsf ) subjects ( n = 33 ) and gs patients treated with chenodeoxycholic acid ( cdca ( n = 7 ) or ursodeoxycholic acid ( udca ) ( n = 11 ) for 3 weeks prior to cholecystectomy .
C0008350
gs
C0042105
ursodeoxycholic