国際会議 2021年9月 ikigai, Subjective Well-being And Participation Ir World Congress of Epidemiology 2021 Midori Kamei, Akiko Ohta, Motoko Nishina, Chiemi Motohashi, Naoko INoue, Takashi Miyazaki, Mihoko Takahashi, Makiko Uemura 開催地 Melbourne, Australia (online)