Obstetric Labor Complications

• Peking Union Medical College Hospital — Beijing, Beijing Municipality, China
• Nanjing Maternal and Child Health Hospital — Nanjing, Jiangsu, China
• Children's Hospital of Shanghai Jiao Tong University — Shanghai, Shanghai Municipality, China
• Xinhua Hospital Affiliated to Shanghai Jiao Tong University School of Medicine — Shanghai, Shanghai Municipality, China

• Centre Hospitalier Intercommunal de Créteil — Créteil, France

• Hospital de Especialidades Del Niño Y La Mujer — Querétaro City, Querétaro, Mexico

• University of Oklahoma Health Sciences Center — Oklahoma City, Oklahoma, United States

Not specified

• University of Arkansas - Arkansas Childrens Hospital — Little Rock, Arkansas, United States
• Alta Bates Medical Center — Berkeley, California, United States
• Oakland Children's Hospital — Oakland, California, United States
• University of California, San Francisco — San Francisco, California, United States

• Alta Bates Summit Medical Center — Berkeley, California, United States
• Children's Hospital Oakland — Oakland, California, United States
• University of California, San Francisco — San Francisco, California, United States
• Northwestern Memorial Hospital — Chicago, Illinois, United States

• King Edward Medical University — Lahore, Punjab Province, Pakistan

• Neonatal Intensive Care Unit, Maharishi Markandeshwar Hospital — Ambāla, Haryana, India

• UAB — Birmingham, Alabama, United States