Immunity to Measles, Mumps, and Rubella in US Children With Perinatal HIV Infection or Perinatal HIV Exposure Without Infection. - Siberry GK; Patel K; Bellini WJ; Karalius B; Purswani MU; Burchett SK; Meyer WA 3rd; Sowers SB; Ellis A; Van Dyke RB (Clinical infectious diseases : an official publication of the Infectious Diseases Society of America, 2015)