Chaudhary, Rahul K.
Higuchi, Ryota http://orcid.org/0000-0003-2423-4154
Yazawa, Takehisa
Uemura, Shuichirou
Izumo, Wataru
Matsunaga, Yutaro
Nagano, Erika
Sato, Yasuto
Ota, Takehiro
Furukawa, Toru
Yamamoto, Masakazu
Article History
Received: 24 June 2020
Accepted: 28 December 2020
First Online: 22 February 2021
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study was approved by the institutional review board of Tokyo Women’s Medical University (approval number: 4328-R). The study was a retrospective analysis of a prospectively maintained database. The procedures followed were in accordance with the ethical standards of the institutional research committee and with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.
: The need for informed consent was waived because this was a retrospective chart review analysis.