Section 1. Providing assistance and treatment for patients with HIV and AIDS. Testing and Counseling. Antiretroviral therapy for adults and teenagers. Assistance to HIV-positive injection drug users. Prevention, diagnostics and treatment of opportunistic infections. Palliative care. Prophylaxis of HIV-infection in children (prevention of mother-to-child transmission). Antiretroviral therapy for children with HIV-infection. Post-exposure prophylaxis. Informed consent. Section 2. Supervision of provision assistance and treatment to people with HIV-infection and AIDS.