“FACTORS INFLUENCING PERCEIVED NEEDS FOR EMERGENCY MEDICAL SERVICES AMONG ELDERLY PATIENTS FROM FOUR PROVINCES IN THAILAND: Tassanee Silawan, Nitchaphat Khansakorn and Umawadee Laothong”, SEATROPH, vol. 50, no. 5, pp. 925–934, Apr. 2020, Accessed: Apr. 16, 2026. [Online]. Available: https://journal.seameotropmednetwork.org/index.php/jtropmed/article/view/86