Sumanas
Sumanas Inc: Microbial Life: Life Cycle of Hiv, a Retrovirus
Use this tutorial to enhance your understanding of how the human immunodeficiency virus invades healthy cells of the immune system. [3:15]
American Association for Clinical Chemistry
Lab Tests Online: Human Immunodeficiency Virus
What is HIV? How is it spread? What tests are used to diagnose and monitor HIV? These questions and more are answered in this thorough site.