Onda, Kumiko
Koyama, Teruo
Kobayashi, Sanae
Ishii, Yoji
Ohashi, Kazuo
Funding for this research was provided by:
Ministry of Education, Culture, Sports, Science and Technology (16K01355)
Bayer (Bayer Hemophilia Award Program)
Article History
Received: 14 October 2020
Accepted: 1 February 2021
First Online: 17 February 2021
Ethics approval and consent to participate
: The study protocol was approved by the ethics committee at Nozatomon Clinic. Informed consent was obtained from all individual participants included in the study.
: Not applicable.
: The authors declare no competing interests.