1. World Medical Association. WMA Declaration of Helsinki: Ethical principles for medical research involving human subjects. Adopted by the 18th WMA General Assembly, Helsinki, Finland, June 1964, and last amended by the 64th WMA General Assembly, Fortaleza, Brazil, October 2013. https://www.wma.net/policies-post/wma-declaration-of-helsinki-ethical-principles-for-medical-research-involving-human-subjects/.
2. Kloiber O, Greco D, Watanabe H, Imamura K, Yamamoto Y, Matsuyama K, Saio T, Kurihara C. International collaborative research and new trends of research ethics: follow-up session. Clin Eval. 2020;48(1):W55–87. http://cont.o.oo7.jp/48_1/w55-w87.pdf.
3. Japanese Institute for Public Engagement. https://ji4pe.tokyo/index_en.html. Accessed 31 Jul 2022.
4. Yoshikawa K, Saeki H, Tsutsumi N, Imamura K. A group of Patient Public Involvement (PPI) shared their feelings after reading “DECLARATION OF HELSINKI”: the atmosphere of the meeting is vividly reported with Graphic Recording. Clin Eval. 2020;49(1):109–15. Japanese. http://cont.o.oo7.jp/49_1/p109-15.pdf.
5. Yoshikawa K, Saeki H, Tsutsumi N, Imamura K, Kai H, Inoue K, Suzuki K, Kurihara C. A group of patient public involvement (PPI) shared their feelings after reading “DECLARATION OF HELSINKI”: part 2 the launch of developing “MY/OUR DECLARATION OF HELSINKI”. Clin Eval. 2021;49(2):305–14. Japanese. http://cont.o.oo7.jp/49_2/p305-14.pdf.