Feeding Intolerance

• Shenzheng Baoan Maternity and Child Healthcare Hospital (SBMCH) — Shenzhen, Guangdong, China
• Shenzhen Nanshan People's Hospital — Shenzhen, China

• Ain Shams University Pediatrics Department — Cairo, Abbasia, Egypt

• Oregon Health & Sciences University — Portland, Oregon, United States

• Foshan Women and Children's Hospital (FWCH) — Foshan, Guangdong, China
• Shenzheng Baoan Maternity and Child Healthcare Hospital (SBMCH) — Shenzhen, Guangdong, China
• Rigshospitalet (RH) — Copenhagen, Denmark
• Hvidovre Hospital (HH) — Hvidovre, Denmark

• Nanfang Hospital of Southern Medical University — Guangzhou, Guangdong, China

• Azienda Ospedaliera "Ospedale Policlinico Consorziale" di Bari — Bari, Apulia, Italy

• University of Alberta, Stollery Children's Hospital — Edmonton, Alberta, Canada

Not specified

• McKay-Dee Hospital Center — Ogden, Utah, United States