Viable intrauterine pregnancy with levonorgestrel intrauterine system in situ--a case report.
AUSTRALIAN & NEW ZEALAND JOURNAL OF OBSTETRICS & GYNAECOLOGY(2011)
关键词
contraceptive,levonorgestrel intrauterine system,pregnancy,ultrasound scan
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