○Aoi Sakurai¹, Yasuka Nakamura¹, Yoko Takeishi¹, Maiko Kawajiri¹, Mikako Yoshida¹, Toyoko Yoshizawa² (1. Graduate School of Medicine, Tohoku University, 2. School of Health Science Department of Nursing, Kansai University of International Studies)

○Malshani Lakshika Pathirathna¹, Megumi Haruna¹, Kaori Yonezawa¹, Yuriko Usui¹ (1. Department of Midwifery and Women's Health, Division of Health Sciences and Nursing, Graduate School of Medicine, The University of Tokyo, Japan)

○Mika Kawabata¹, Junko Hoshino², Kaori Saeki² (1. Postgraduate School of Health Sciences, Nagoya University, 2. Graduate School of Medicine, Nagoya University)