Simultaneous use of mifepristone and misoprostol for early pregnancy termination oleh Yiu-Tai Li, James Ching-Hung Hsieh, Guang-Qiong Hou, Tien-Hui Chen, Yi-Chih Chu, Ta-Chin Lin, Long-Ching Kuan, Mau Lin, Hsun-Han Tang, Tsung-Cheng Kuo