Women can be at a risk of contracting a human (immunodeficiency virus).
A person may be infected with a human (immunodeficiency virus).
Proteins can be from a surface of a human (immunodeficiency virus).
A form of a human (immunodeficiency virus) may cause an onset of disease.
A human immune system may stop a human (immunodeficiency virus).
A human (immunodeficiency virus) may spread among a population of intravenous-drug users.
A (companion plague) may pertain-to a human (immunodeficiency virus).