Wijitsetthakul, Sudarat, Nongnuch Wongsawang, Parinyaporn Thanaboonpuang, and Chonticha Boonsiri. 2024. “Model Development of Elderly Care by Digital Health for Primary Care System in Urban Area, Ratchaburi Province”. Journal of Preventive Medicine Association of Thailand 14 (3):556-76. https://he01.tci-thaijo.org/index.php/JPMAT/article/view/275184.