Ikegami, Yasuko
Takahashi, Miyuki
Amino, Kana
Article History
Received: 18 November 2019
Accepted: 4 March 2020
First Online: 14 March 2020
Ethics approval and consent to participate
: This study was approved by the institutional ethics committee of Musashino Red Cross Hospital (No: 27022), and written informed consent was obtained from all patients after adequate study explanation.
: Not applicable.
: The authors declare that they have no competing interests.