@article{2003390, title={Regional differences in ikigai (reason (s) for living) in elderly people}, author={Akihiro Hasegawa and Yoshinori Fujiwara and Tanji Hoshi and Shoji Shinkai}, journal={Nippon Ronen Igakkai Zasshi. Japanese Journal of Geriatrics}, volume={40}, number={4}, pages={390-396}, year={2003}, doi={10.3143/geriatrics.40.390} }