ZHU Guangyan1 QIN Guomin1 ZHANG Peigong2 FENG Xuebin3 LIU Weidong4 LU Yonghui1 1.Acedemic Affairs Office Binzhou Medical College,2.President`s Office Binzhou Medical College,3.Scientific Research Department Binzhou Medical College,4.School of Pharmaceutical Sciences of Binzhou Medical College,Binzhou 264003.China