1. From the Department of Pediatrics, Lucile Salter Packard Children's Hospital, Stanford, California;
2. Department of Neonatology, Rainbow Babies' and Children's Hospital, Cleveland, Ohio;
3. Department of Pediatrics, William Beaumont Hospital, Royal Oak, Michigan;
4. Department of Paediatrics, Pamela Youde Nethersole Eastern Hospital, Hong Kong, China;
5. Department of Paediatrics, Queen Mary Hospital/Tsan Yuk Maternity Hospital, Hong Kong, China;
6. Departments of Neonatology and Obstetrics and Gynecology, Bikur Cholim Hospital, Jerusalem, Israel;
7. Department of Pediatrics, Women and Infants Hospital, Providence, Rhode Island,
8. Department of Pediatrics, Pennsylvania Hospital, Philadelphia, Pennsylvania;
9. Department of Neonatology, Shaare Zedek Medical Center, Jerusalem, Israel; and
10. Department of Pediatrics, University of Kobe, Kobe, Japan.