Intensive care medicine on obstetrics and gynecology Endocrine therapeutics of obstetrics and gynecology Resident readinessTM: obstetrics and gynecology Records in practice of obstetrics and gynecology Clinical anatomy of obstetrics and gynecology Ultrasonics on obstetrics and gynecology Chinese journal of obstetrics and gynecology Diagnosiis in color obstetrics and gynecology Ultrasonography on obstetrics and gynecology a comprehensive textbook of obstetrics and gynecology