Betaretrovirus is a genus of the Retroviridae family.

HIV is of the genus Lentivirus and of the family Retroviridae.

Jay A. Levy has written:

'AIDS 2001'

'HIV and the pathogenesis of AIDS' -- subject(s): Acquired Immunodeficiency Syndrome, HIV, HIV (Viruses), Pathogenesis, Etiology, HIV infections, Pathogenicity, Physiopathology, Pathology

'The Retroviridae Volume 2 (The Viruses)'

'The Retroviridae Volume 1 (The Viruses)'

Reinhard Kurth has written:

'Retroviruses' -- subject(s): Genomics, Retroviruses, Genetics, Retroviridae, Pathogenicity