Infant, Premature

• University of Alabama at Birmingham — Birmingham, Alabama, United States
• University of California - Los Angeles — Los Angeles, California, United States
• Stanford University — Palo Alto, California, United States
• University of California at San Diego — San Diego, California, United States

• University of Alabama at Birmingham — Birmingham, Alabama, United States
• University of California - Los Angeles — Los Angeles, California, United States
• Stanford University — Palo Alto, California, United States
• University of California at San Diego — San Diego, California, United States

• Neonatal Intensive Care Unit (NICU), Ospedale Santa Maria della Misericordia - Azienda Ospedaliera di Perugia — Perugia, PG, Italy

• Fenerbahce University — Istanbul, Turkey (Türkiye)

• Seung Han Shin — Seoul, South Korea

• IWK Health — Halifax, Nova Scotia, Canada

Not specified

• Children's Hospital, Zhejiang University School of Medicine — Hangzhou, Zhejiang, China
• Chengdu Maternal and Children's Health Care Hospital — Chengdu, China
• Children's Hospital of Chongqing Medical University — Chongqing, China
• Women and Children's Hospital of Chongqing Medical University — Chongqing, China

• Dep. Neonatology, Medical University Graz, Austria — Graz, Styria, Austria
• Medical University Graz — Graz, Styria, Austria

• Global Foundation for the Care of Newborn Infants (GFCNI) — Munich, Bavaria, Germany