Erratum

Due to editorial error, some of the text in Bernard S. Strauss's article, "Genetic Counseling for Thalassemia in the Islamic Republic of Iran," in the Summer 2009 issue of Perspectives in Biology and Medicine (Perspect Biol Med 52(3): 364–76, 2009) was garbled. A corrected version of this article has been uploaded to the journal's Web site <http://muse.jhu.edu/journals/pbm/>. The editors regret this error.