Taniguchi, Yuta
Iwagami, Masao
Jin, Xueying
Sakata, Nobuo
Sato, Mikiya
Watanabe, Taeko
Hanari, Kyoko
Abe, Kazuhiro
Noguchi, Haruko
Tamiya, Nanako
Article History
Received: 12 July 2021
Accepted: 1 December 2021
First Online: 3 January 2022
Declarations
:
: The study was approved by the Ethics Committee of the University of Tsukuba (approval no. 1324–2). All methods were performed in accordance with the relevant guidelines and regulations. Consent to participate was waived as we used anonymized claims data and national death records.
: Not applicable.
: The authors declare no competing interests.