Objective: To study the value of colonic transit study in diagnosis and classfication of chronic functional constipation.
目的：探讨结肠运输试验在慢性功能性便秘诊断及分型中的价值。
Objective To investigate colonic transit time (CTT) in normal subjects and evaluate the effect of cisapride on CTT on chronic functional constipation.
目的了解国人结肠转运时间的正常值，并探讨西沙必利对慢性功能性便秘患者的结肠转运时间(CTT)的作用。
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