作者单位:
University of California, San Diego, Maternal‐Fetal Care and GeneticsSan Diego,California,USA
[1]
Department of Obstetrics and GynecologyUniversity of CaliforniaSan Francisco,Fresno, California,USA
[2]
University of California, San DiegoSchool of MedicineSan Diego,California,USA
[3]
University of CaliforniaBerkeley,California,USA
[4]
Department of Obstetrics and GynecologyUniversity of ColoradoBoulder,Colorado,USA
[5]
Walla Walla UniversityCollege Place,Washington,USA
[6]
Reproductive MedicineUniversity of CaliforniaSan Diego,California,USA
[7]
发布时间
2020-06-03