The Paediatric Working Group AIDS (PAAD) initiated a prospective cohort study in order to investigate disease progression in HIV- infected children and adolescents and the effect of antiretroviral treatment regimes.
Johann Wolfgang Goethe University, Department of Paediatrics, Station 31-1, Theodor Stern Kai 7, 60 590 Frankfurt am Main, Germany. M.Funk@em.uni-frankfurt.de