1. Department of Pediatrics, School of Medicine, University of Occupational and Environmental Health, Japan
2. Department of Pediatrics, School of Medicine, Faculty of Medicine, Niigata University, Japan
3. Division of Nursing, Aiiku Hospital, Japan
4. Division of Nursing, Kanagawa Childrenʼs Medical Center, Japan
5. Division of Nursing, Kurashiki Central Hospital, Japan
6. Department of Neonatology, Kanagawa Childrenʼs Medical Center, Japan
7. Tsubasa Clinic Okayama, Japan