Supawatchara Singhatong. (2017) Acetylcholinesterase and butyrylcholinesterase levels of healthy volunteers who not exposed to pesticides in Chiang Mai Province. <i>Journal of Associated Medical Sciences</i>, <i>50</i>(2), 168-175.Supawatchara Singhatong. "Acetylcholinesterase and butyrylcholinesterase levels of healthy volunteers who not exposed to pesticides in Chiang Mai Province". Journal of Associated Medical Sciences 50 (2017):168-175.Supawatchara Singhatong. Acetylcholinesterase and butyrylcholinesterase levels of healthy volunteers who not exposed to pesticides in Chiang Mai Province. Faculty of Associated Medical Sciences, Chiang Mai University:ม.ป.ท. 2017.