Double infections with human immunodeficiency virus types 1 and 2 in Spanish subjects.
Gorriño
M T
MT
Mar Mateos
M
M
Sarria
L
L
Cisterna
R
R
D000163:Acquired Immunodeficiency Syndrome / Q000382:microbiology*; D015497:HIV-1; D015498:HIV-2; D006801:Humans; D013030:Spain