[1]
Singmaster, III, J.A. and Liu, L.-C. 1998. Low paraquat inhalation exposure for applicators spraying properly with knapsacks. The Journal of Agriculture of the University of Puerto Rico. 82, 1-2 (Apr. 1998), 97–107. DOI:https://doi.org/10.46429/jaupr.v82i1-2.3823.