title: Progress of research on in vitro fertilization and embryo transfer in China.
authors.affiliation: Department of Obstetrics and Gynecology, Third Hospital, Beijing Medical University.
authors.forename: L
authors.initials: L
authors.lastname: Zhang
mesh_terms: D002681:China; D004624:Embryo Transfer; D005307:Fertilization in Vitro; D006801:Humans