@article{article6946f5a1,
title   = {High frequency of the GWG (Prp Trp) envelope variant of HIV-1 in southeast Brazil},
author = {Covas, Dimas Tadeu and Bíscaro, Taísa and Kashima, Simone and Duarte, Geraldo and Machado, Alcyone Artioli},
year = {1998},
journal   = {Journal of Acquired Immune Deficiency Syndromes and Human Retrovirology}
}