title: [One letter makes a difference].
authors.affiliation: Especialista en Medicina Interna, Querétaro, Querétaro, México. tlmx2167747@prodigy.net.mx.
authors.forename: Guillermo
authors.initials: G
authors.lastname: Murillo-Godínez
mesh_terms: D006801:Humans; D008297:Male; D009784:Occupational Diseases / Q000139:chemically induced*; D016273:Occupational Exposure / Q000009:adverse effects*; D010269:Paraquat / Q000009:adverse effects*; D010302:Parkinson Disease, Secondary / Q000139:chemically induced*
chemical_list: D010269:Paraquat