About YOSHIDA K
About YOSHIKAWA J
About SHAKUDO M
About AKASAKA T
About JYO Y
About TAKAO S
About SHIRATORI K
About KOIZUMI K
About OKUMACHI F
About KATO H
About FUKAYA T
About CIRCULATION
About 健常者
About 弁
About 逆流
About カラードップラー
About 評価