Potent Inhibition of Human Cytochrome P450 3A4 by Biflavone Components from Ginkgo Biloba and Selaginella Tamariscina oleh Bo Wang, Bo Wang, Chao Shi, Lei Feng, Lei Feng, Lei Feng, Wei Pan, Xiang-Ge Tian, Cheng-Peng Sun, Chao Wang, Jing Ning, Xia Lv, Yan Wang, Qian-Hui Yuan, Rui-Xuan Guan, Hou-Li Zhang, Xiao-Chi Ma, Xiao-Chi Ma, Tong-Hui Ma