P1089 / Laboratory Study of Licensed H1N1 Influenza Vaccines in HIV-1 Perinatally Infected Chldren/youth

P1089 was a laboratory immunogenicity study designed to describe the short term immune response following immunization with a licensed Influenza A (H1N1) 2009 Monovalent Vaccine administered as a single dose in perinatally HIV-1 infected children and youth aged >10 to <25 years and to describe the short term immune response following second immunization with a licensed Influenza A (H1N1) 2009 Monovalent Vaccine in perinatally HIV-1 infected children > 6 months to < 10 years of age.