Hamada, Riku
Kikunaga, Kaori
Kaneko, Tetsuji
Okamoto, Shojiro
Tomotsune, Masako
Uemura, Osamu
Kamei, Koichi
Wada, Naohiro
Matsuyama, Takeshi
Ishikura, Kenji
Oka, Akira
Honda, Masataka
Article History
Received: 27 March 2021
Revised: 3 April 2022
Accepted: 5 April 2022
First Online: 19 May 2022
Declarations
:
: The study was approved by a central ethics board (Tokyo Metropolitan Children’s Medical Center approval number H25-33; Fussa Hospital approval number 1; and Tokyo Health Organization) before commencement.
: The study data were retrospective and based on information in the patients’ medical records and records of annual screenings. Informed consent was waived in accordance with the related guidelines. The study protocol was displayed publicly on the website of Tokyo Metropolitan Children’s Medical Center and Tokyo Health Organization in accordance with the guidelines.
: The authors declare no competing interests.