Supisan , S., & Sawatdee, Y. (2023). Internal Environment for Interaction and Perception of Primary Care Units Space for Elderly Activities . Rajamangala University of Technology Tawan-ok Social Science Journal, 12(1), 92–103. retrieved from https://so05.tci-thaijo.org/index.php/SocialJournal2rmutto/article/view/264384