Pattama Polyong, Chan, Chanakan Kakasikan, Panida Jongjit, Thanchanok Wongpen, Yothin Ponpratom, and Pimporn Pondongnok. 2020. “Mixed method research: The rice famers’s behavior of chemical pesticide using influence of acute symptom among farmers in Phachi District, Phra Nakhon Si Ayutthaya Province”. UBRU Journal for Public Health Research 9 (1):104-15. https://he02.tci-thaijo.org/index.php/ubruphjou/article/view/243319.