Kongtip P, Nankongnab N, Mahaboonpeeti R, Bootsikeaw S, Batsungnoen K, Hanchenlaksh C, Tipayamongkholgul M, Woskie S. Differences among Thai Agricultural Workers' Health, Working Conditions, and Pesticide Use by Farm Type. Ann Work Expo Health. 2018 02 13; 62(2):167-181.