Core prescription pattern of Chinese herbal medicine for depressive disorders in Taiwan: A nationwide population-based study oleh Diem Ngoc Hong Tran, I-Hsuan Hwang, Fun-Jou Chen, Yuan-Pu Tseng, Ching-Mao Chang, Shih-Jen Tsai, Jen-Lin Yang, Ta-Peng Wu, Chung-Hua Hsu, Fang-Pey Chen, Yen-Ying Kung