World Health Organization Methyl parathion - - Geneva W H O 1993 - 242 p. 24 cm. - IPCS : EHC145 . Environmental Exposure, Methyl Parathion - - adverse effects ISBN: 92 4 157145 4 Subjects--Topical Terms: Methyl Parathion - - adverse effectsEnvironmental Exposure Dewey Class. No.: SERIALS / WHO