Precautions are best protection against HIV.
D000163:Acquired Immunodeficiency Syndrome / Q000517:prevention & control* / Q000635:transmission; D000575:American Nurses' Association; D002487:Centers for Disease Control and Prevention, U.S.; D015658:HIV Infections / Q000517:prevention & control* / Q000635:transmission; D006801:Humans; D014481:United States