Validity of diagnoses, procedures, and birth records in a Japanese administrative claims database for pediatric patients 論文 Wakana Maki・Hiroki Kitaoka・Shotaro Aso・Sachiko Ono・Motohiro Kato・Hideo Yasunaga ·2025-01-01 ·『Pediatrics International』 67(1) pp. e70178-e70178 doi:10.1111/ped.70178