1. Department of Pediatrics, School of Medicine, Aichi Medical University, Nagakute, Japan.
2. Department of Perinatal and Neonatal Medicine, School of Medicine, Aichi Medical University, Nagakute, Japan.
3. Department of Pediatrics, Fukuchiyama City Hospital, Kyoto, Japan.
4. Center for Medical Genetics, Shinshu University Hospital, Nagano, Japan.
5. Department of Pediatrics, Hitachi General Hospital, Hitachi, Japan.
6. Department of Pediatrics, School of Medicine, Hamamatsu University, Hamamatsu, Japan.
7. Department of Pediatrics, Jichi Medical School, Shimotsuke, Japan.
8. Department of Medicine, Miller School of Medicine, University of Miami, Miami, Florida, USA.
9. Departments of Medicine, Pediatrics and Committee on Genetics, The University of Chicago, Chicago, Illinois, USA.