Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleHow Levonorgestrel Works.AuthorsDAVIS JR., THOMAS J.AbstractA reply to Reverend Nicanor Pier Giorgio Austriaco's letter to the editor responding to an article on how levonorgestrel works, which appeared in the Summer 2012 issue, is presented.SubjectsLEVONORGESTREL; CONTRACEPTIVESPublicationNational Catholic Bioethics Quarterly, 2011, Vol 11, Issue 2, p213ISSN1532-5490Publication typeLetter