. Author manuscript; available in PMC: 2013 Nov 21.
Published in final edited form as: Sex Transm Dis. 2008 Jan;35(1):10.1097/OLQ.0b013e31815d968d. doi: 10.1097/OLQ.0b013e31815d968d
Copyright © 2007, American Sexually Transmitted Diseases Association All rights reserved.
