“FACTORS INFLUENCING PERCEIVED NEEDS FOR EMERGENCY MEDICAL SERVICES AMONG ELDERLY PATIENTS FROM FOUR PROVINCES IN THAILAND: Tassanee Silawan, Nitchaphat Khansakorn and Umawadee Laothong” (2020) The Southeast Asian Journal of Tropical Medicine and Public Health, 50(5), pp. 925–934. Available at: https://journal.seameotropmednetwork.org/index.php/jtropmed/article/view/86 (Accessed: 16 April 2026).