Error:URL rejected: Malformed input to a URL function *correspondingauthor.tel.: 52 222 244 8811;fax: 52 222 233 4511.e Mailaddress:jeguibar@siu.buap.mx(j.r.eguibar).www.elsevier.com/locate/pharmbiochembehpharmacology - PowerPoint Presentations and PDF Documents