OC16.01: The role of human chorionic gonadotrophin and transvaginal ultrasound in pregnancies of unknown location beyond 48 hours
Ultrasound in Obstetrics & Gynecology(2019)
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
Ultrasound in Obstetrics & Gynecology(2019)