FACTORS ASSOCIATED WITH PHYSICAL ACTIVITY AMONG GRADE 4-6 STUDENTS IN NORTHERN THAILAND: Archin Songthap1, Pramote Wongsawat1, Phong-ek Suksai2, Wanitcha Kanthasorn3and Pattama Suphunnakul1. SEATROPH [Internet]. 2020 Apr. 10 [cited 2026 May 6];50(5):976-83. Available from: https://journal.seameotropmednetwork.org/index.php/jtropmed/article/view/91