Ryu, Bikei
Yamaguchi, Koji
Ishikawa, Tatsuya
Atsushi, Fukui
Matsuoka, Go
Eguchi, Seiichiro
Kawashima, Akitsugu
Okada, Yoshikazu
Kawamata, Takakazu
Chapter History
First Online: 11 May 2021
<!--Emphasis Type='BoldItalic' removed-->Ethical Approval
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee (Tokyo Women’s Medical University) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: <i>Informed Consent</i>: The requirement for written informed consent was waived because of the retrospective design.