Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleDirect Access to Emergency Contraception.AuthorsMartínez-González, Miguel Ángel; de Irala, Jokin; Uroz, VictoriaAbstractPresents a letter to the editor about Raine and colleagues' research on direct access to emergency contraception and mentions misclassification bias.SubjectsLETTERS to the editor; STATISTICAL biasPublicationJAMA: Journal of the American Medical Association, 2005, Vol 293, Issue 15, p1856ISSN0098-7484Publication typeLetterDOI10.1001/jama.293.15.1856-a