Kobayashi, Sayaka
Akaho, Rie
Omoto, Kazuya
Shirakawa, Hiroki
Shimizu, Tomokazu
Ishida, Hideki
Tanabe, Kazunari
Nishimura, Katsuji
Article History
Received: 2 October 2018
Accepted: 24 September 2019
First Online: 26 October 2019
Ethics approval and consent to participate
: This study was approved by the human ethics review board of Tokyo Women’s Medical University, and all participants signed a consent form.
: Not applicable.
: The authors declare that they have no competing interests.