Mizuno, Takahito http://orcid.org/0000-0003-0891-5873
Sakai, Takamasa
Tanabe, Kouichi
Umemura, Takumi
Goto, Nobuyuki
Ohtsu, Fumiko
Article History
Accepted: 7 February 2021
First Online: 9 March 2021
Declarations
:
: Not applicable.
: TM, TS, KT, TU, NG, and FO have no conflicts of interest directly relevant to the content of this study.
: Not applicable.
: (data transparency) The data are available from the corresponding author on reasonable request.
: (software application or custom code) Not applicable.
: TM, FO, KT, NG, and TU were involved in the conception and design of the study; TM and TS contributed to the data extraction; TM and TS conducted the analyses; and all authors contributed to interpreting the data and reviewed and edited the manuscript. All authors attest they meet the International Committee of Medical Journal Editors criteria for authorship.