Focus on HIV/AIDS and injection drug use.
D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology / Q000517:prevention & control; D000328:Adult; D044467:American Indian or Alaska Native; D002170:Canada / Q000453:epidemiology; D017281:Cost of Illness; D005260:Female; D015658:HIV Infections / Q000453:epidemiology / Q000517:prevention & control*; D006291:Health Policy; D006292:Health Priorities; D006801:Humans; D008297:Male; D015819:Substance Abuse, Intravenous; D016387:Women's Health