We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleRetraction.AuthorsRicaurte, George A; Yuan, Jie; Hatzidimitriou, George; Cord, Branden J; McCann, Una DPublicationScience (New York, N.Y.), 2003, Vol 301, Issue 5639, p1479ISSN1095-9203DOI10.1126/science.301.5639.1479b