1. Calderbank, A., Yuen, S.H.: An ion-exchange method for determining paraquat residues in food crops. Analyst90, 99?106 (1965)
2. Conolly, M.E., Davies, D.S., Draffan, G.H., Bennett, P.N., Dollery, C.T.: Clinical experience with paraquat poisoning. In: Clinical aspects of paraquat poisoning: Proceedings of an International Meeting held on October 7, 1975, Manchester. Fletcher, K. (ed.). Imperial Chemical Industries 1977
3. Davies, D.S., Hawksworth, G.M., Bennett, P.N.: Paraquat poisoning. Proc. Eur. Soc. Toxicol.18, 21?26 (1977)
4. Douze, J.M., Dijk, A., Gimbrere, J.S.F., van Heijst, A.N.P., Maes, R., Rauws, A.G.: Intensive therapy after paraquat intoxication. Intensivmedizin11, 241?250 (1974)
5. Kerr, F., Patel, A., Scott, P.D.R., Tompsett, S.L.: Paraquat poisoning treated by forced diuresis. Br. Med. J.3, 290?291 (1968)