My turn: Why we must require the HPV cancer vaccine

California’s completed HPV cancer vaccination level has remained stagnant, changing from 46 percent to only 53 percent in the past five years. Too many Californians are left unprotected from HPV-related cancers. To achieve the same success as Virginia, D.C., and Rhode Island, California should require that the HPV vaccination become a school entry requirement, and it has the power to do so.