This work is a "Compilation of articles on people living with HIV (PLHIV): related to active search for absentees, priority key populations, prevalence and educational activities" produced at the Ambulatory School (Ambes). Ambes is considered a Regional Reference Centre for the Prevention and Treatment of STIs, HIV/AIDS and Viral Hepatitis and serves as a field for practical classes and internships for students from various undergraduate courses. It is a product that brings together theoretical and practical knowledge through a collective construction of a multiprofessional team made up of...