1. Tsuji, I. and Koyama, H. (2021) Simple Hygiene and Public Health 2021. Nankodo, Tokyo. (In Japanese)
2. Ministry of Health, Labor and Welfare (2015) Current Status of the Perinatal Medical System. (In Japanese)https://www.mhlw.go.jp/file/05-Shingikai-10801000-Iseikyoku-Soumuka/0000096037.pdf
3. Ministry of Health, Labor and Welfare (2019) Current Status and Challenges in the Medical Treatment of Pregnant and Nursing Women. (In Japanese)https://www.mhlw.go.jp/content/12401000/000488877.pdf
4. Japan Nursing Association (2021) Code of Ethics for Nursing Profession. https://www.nurse.or.jp/home/publication/pdf/rinri/code_of_ethics.pdf
5. Maintaining patients’ dignity during clinical care: a qualitative interview study