Affiliation: | (1) Hamamatsu, Japan;(2) Department of Pediatrics, Hamamatsu University School of Medicine, Hamamatsu, Japan;(3) Department of Pediatrics, Hamamatsu University School of Medicine, 1-20-1 Handayama, Higashi-ku, Hamamatsu, Shizuoka 431-3192, Japan |