1. Department of Pediatrics, Kokuho Central Hospital, Nara 6360302, Japan
2. Department of Food Science and Nutrition, School of Food Science and Nutrition, Mukogawa Women’s University, Hyogo 6638558, Japan
3. Department of Pediatrics, Osaka Prefectural Hospital Organization Osaka Habikino Medical Center, Osaka 5830872, Japan
4. Department of Epidemiology, Nara Medical University School of Medicine, Nara 6348522, Japan
5. Department of Pediatrics, Yao Municipal Hospital, Osaka 5810069, Japan
6. Department of Pediatrics, Osaka Saiseikai Nakatsu Hospital, Osaka 5300012, Japan
7. Department of Pediatrics, Sumitomo Hospital, Osaka 5300005, Japan
8. Department of Pediatrics, Kobe City Hospital Organization Kobe City Medical Center General Hospital, Hyogo 6500047, Japan
9. Department of Pediatrics, Kindai University Hospital, Osaka 5898511, Japan