Congenital Abnormalities

• Robert Debre Hospital — Paris, France

• Xuanwu Hospital Capital Medical University — Beijing, Beijing Municipality, China
• The First Affiliated Hospital of Fujian Medical University — Fuzhou, Fujian, China
• ZhuJiang Hospital of Southern Medical University — Guangzhou, Guangdong, China
• The Affiliated Hospital of Guizhou Medical University — Guiyang, Guizhou, China

• Hospital of the University of Pennsylvania — Philadelphia, Pennsylvania, United States

• Dokuz Eylül University — Izmir, Balçova, Turkey (Türkiye)

• University of California, San Diego — La Jolla, California, United States
• University of California, Irvine — Orange, California, United States
• Massachusetts General Hospital — Boston, Massachusetts, United States

• University of Minnesota Dept of ophthalmlogy — Minneapolis, Minnesota, United States

• University of Minnesota Otolaryngology Clinic — Minneapolis, Minnesota, United States

Not specified

• St. Joseph's Hospital and Medical Center — Phoenix, Arizona, United States

• University of Wisconsin Madison — Madison, Wisconsin, United States
• Children's Hospital of Wisconsin — Milwaukee, Wisconsin, United States