Isolation and Elucidation of Chemical Constituents of Shandanshaoyao Decoction(Ⅰ) Clinical observation of combined Chinese and Western medicines in treatment of senile functional constipation A Study on Chemical Changes of Compatibility for Shaoyao Decoction Isolation and Elucidation of Chemical Constituents of Shandanshaoyao Decoction (Ⅱ) A Study on the Pharmacological Action of Siwei Shaoyao Decoction