TY - RPRT TI - HIV-1 syncytium-inducing phenotype, virus burden, codon 215 reverse transcriptase mutation and CD4 cell decline in zidovudine-treated patients. AU - M J Kozal AU - R W Shafer AU - M A Winters AU - D A Katzenstein AU - E Aguiniga AU - J Halpern AU - T C Merigan PY - 1994 UR - https://pubmed.ncbi.nlm.nih.gov/7517448/ ID - 7517448 ER -