1.
Nophakhun W, Chapopack P, Suksi U. Risk Assessment of Nitrate and Coli Form in Public Drinking Water at Chiangrai Province. J Health Sci Thai [Internet]. 2017Oct.30 [cited 2024Dec.21];26(2):262-71. Available from: https://thaidj.org/index.php/JHS/article/view/82