Léhila Bagnan Tossa Dr. Léhila Bagnan Tossa is a hospital practitioner in Pediatrics and professor of Pediatrics at the Faculty of Health Sciences of the University of Abomey Calavi. She is in charge of the Neonatology Unit at the Centre National Hospitalier et Universitaire Hubert K. Maga in Cotonou and also in charge of the Pediatric HIV Unit since October 2021. The activities of the unit are multiple: the prevention of mother-child transmission of HIV through the protocol in force at the national level, the follow-up of HIV-positive children exposed to HIV, discussion groups for adolescents and the research component through publications on HIV and its problems.