A randomized phase III study comparing a new 13.5 mg levonorgestrel intrauterine contraceptive system with a combined oral contraceptive: analysis of efficacy and bleeding profiles
FERTILITY AND STERILITY(2014)
AI 理解论文
溯源树
样例
生成溯源树,研究论文发展脉络
Chat Paper
正在生成论文摘要