Early elevation of factor IX level in japanese brothers with Haemophilia B Leyden who are carrying c. -35 g > a mutations in the promoter region of F9.
Akihiro TamuraKeiko ShinozawaSuguru UemuraSayaka NakamuraTakahiro FujiwaraTeppei TaharaNobuyuki YamamotoAtsuro SaitoAiko KozakiKenji KishimotoToshiaki IshidaDaiichiro HasegawaTakashi MuramatsuKagehiro AmanoKatsuyuki FukutakeYoshiyuki KosakaPublished in: Haemophilia : the official journal of the World Federation of Hemophilia (2021)