<prompt> HPV vaccine is?MonovalentTrivalentBoth bivalent and QuadrivalentOnly Quadrivalent  <response>: Approximately 70 of cervical cancers are caused by the high cancer risk types 16 and 18. Over 90 of genital was are caused by low cancer risk types 6 and 11. Two HPV vaccines are 1 Quadrivalent HPV vaccine HPV4 types 6, 11, 16, and 18 Gardasil, Merck is approved for females and males 9 through 26 years of age. 2 Bivalent HPV HPV 2 types 16 and 18 vaccine Cervarix, GlaxoSmithKline is approved for females 10 through 25 years of age. Routine vaccination of females and males aged 11-12 years is recommended. Ref: Daley M.F., OLeary S.T., Nyquist A. 2012. Chapter 10. Immunization. In W.W. Hay, Jr., M.J. Levin, R.R. Deterding, J.J. Ross, J.M. Sondheimer Eds,CURRENT Diagnosis Treatment: Pediatrics, 21e. 