Sungngarm, S., K. Sakrangkul, L. Krongnut, K. Yuvasavet, A. Chanadee, and K. Hnuploy. “Contamination of Organophosphate and Carbamate Residues and Methods of Washing Fresh Vegetables in the Market, Surat Thani Province: A Case Study of Pho Wai Fresh Market”. Health Science Journal of Thailand, vol. 2, no. 1, Mar. 2020, pp. 1-8, https://he02.tci-thaijo.org/index.php/HSJT/article/view/230497.