Clinical Research
Copyright ©The Author(s) 2002.
World J Gastroenterol. Jun 15, 2002; 8(3): 558-561
Published online Jun 15, 2002. doi: 10.3748/wjg.v8.i3.558
Figure 2
Figure 2 The density of common bile duct microlithiasis (CBDM) in patients with crystals on ERCP in different periods form the onset of the disease. (Fischer’s exact test or Mann-Whitney’s test when needed).