P1-8: Bone & minerals

[P1-8-1] Serum 25-Hydroxyvitamin D3 levels of one-month-old term infants in Tokyo using liquid chromatography tandem mass spectrometry.

^○Kaori Hara¹, Kazushige Ikeda¹, Tomonobu Hasegawa¹, Yuhei Koyama², Yasuhiro Wada² (1.Department of Pediatrics, Keio University school of Medicine, 2.Medical Solution segment, LSI Medience Corporation)