TI - REcommendations on the use of quadrivalent human papillomavirus vaccine in males—advisory committee on immunization practices (acip), 2011 PT - JOUR DP - 2012 TA - JAMA pages = {557-559}, VI - 307 IP - 6 AID - [doi] 4100 - http://dx.doi.org/ SO - JAMA February 8, 2012 307(6):557