Phylogenetic subtypes of human T-lymphotropic virus type I and their relations to the anthropological background.
Proc Natl Acad Sci U S A. 1994 Feb 1;91(3):1124-7. doi: 10.1073/pnas.91.3.1124.
Proc Natl Acad Sci U S A. 1994.
PMID: 8302841
Free PMC article.