elderly walking in the woods
![elderly walking in the woods](/sites/default/files/styles/embed_lg_1x/public/2023-09/elderly-people-5775209.jpg?itok=kkDDtn6q)
Date:
15 September 2023
Copyright OIST (Okinawa Institute of Science and Technology Graduate University, 沖縄科学技術大学院大学). Creative Commons Attribution 4.0 International License (CC BY 4.0).