Error:URL rejected: Malformed input to a URL function Correspondingauthor.tel.: 13107949252;fax: 13102067833.e Mailaddress:dfessler@ssc.ucla.edu(d.m.t.fessler).medicalhypotheses(2004http:/intl.elsevierhealth.com/journals/mehy Synthetictoxinspresentinm - PowerPoint Presentations and PDF Documents