Twenty healthy female volunteers of reproductive age were recruited and randomized into two groups with ten cases in each group. In Group A, each subject took five pills orally containing 0.75rag levonorgestrel (LNG)i...Twenty healthy female volunteers of reproductive age were recruited and randomized into two groups with ten cases in each group. In Group A, each subject took five pills orally containing 0.75rag levonorgestrel (LNG)in each for postcoital contraception in展开更多
文摘Twenty healthy female volunteers of reproductive age were recruited and randomized into two groups with ten cases in each group. In Group A, each subject took five pills orally containing 0.75rag levonorgestrel (LNG)in each for postcoital contraception in
