The human immunodeficiency viruses ( HIVs ) may include a spectrum of retroviruses with varying potential to infect their host , undergo long periods of latent infection , and induce pathology .
the human immunodeficiency viruses ( hivs ) may include a spectrum of retroviruses with varying potential to infect their host , undergo long periods of latent infection , and induce pathology .
O B-virus I-virus I-virus O B-virus O O O O O O B-virus O O O O O O O O O O O O B-other_name I-other_name O O O B-other_name O