作者单位：Johns Hopkins Center for Fetal Therapy, Department of Gynecology and ObstetricsJohns Hopkins[1]Maternal Fetal Medicine, Department of Gynecology and Obstetrics, McKusick‐Nathans Institute of the[2]Department of PathologyJohns Hopkins UniversityBaltimore,Maryland[3]Greenberg Center for Skeletal Dysplasias, McKusick‐Nathans Institute of the Department of Genetic[4]
换一批
