AU - Gilkey MB, Brewer NT TI - MAndatory hpv vaccination PT - JOUR DP - 2012 TA - JAMA pages = {252-255}, VI - 307 IP - 3 AID - 10.1001/jama.2011.2018 [doi] 4100 - http://dx.doi.org/10.1001/jama.2011.2018 SO - JAMA January 18, 2012 307(3):252