Prevalence and dynamics of the K65R drug resistance mutation in HIV-1-infected infants exposed to maternal therapy with lamivudine, zidovudine and either nevirapine or nelfinavir i... by Inzaule, S, Weidle, P, Yang, C, Ndiege, K, Hamers, R, Rinke De Wit, T, Thomas, T, Zeh, C