AIDS (Disease) - Risk factors.

Positive prevention = reducing HIV transmission among people living with HIV/AIDS / by: (Electronic resources)

Social networks, drug injectors' lives, and HIV/AIDS by: (Electronic resources)

Positive Prevention = Reducing HIV Transmission among People Living with HIV/AIDS / by: (Language materials, printed)

HIV Infections- transmission.

Public Health/Gesundheitswesen.

AIDS (Disease)- Risk factors.

HIV-positive persons- Health risk assessment.

Intravenous drug abuse- Health aspects.

Needle sharing- Health aspects.

Health behavior.

Health Promotion and Disease Prevention.

AIDS (Disease)- Transmission.

HIV Infections- prevention & control.

AIDS (Disease)- Social aspects.

Medicine & Public Health.

AIDS (Disease)- Prevention.

Epidemiology.

Acquired Immunodeficiency Syndrome- prevention & control.

Risk Factors.