กำแพงเพชร ด. SOCIAL INNOVATION FOR PM2.5 SURVEILLANCE: THE LAK HOK PARTICIPATORY MODEL. TISR [internet]. 2026 Oct. 5 [cited 2026 Oct. 8];15(1):Article 20. available from: https://so03.tci-thaijo.org/index.php/JIRGS/article/view/296553