From national HBV and HDV screenings to vaccination and treatment in healthcare workers: The Mauritanian pilot study. - El Bara, Ahmed; Pivert, Adeline; Veillon, Pascal; Ng Wing Sang, Cindy; Bollahi, Mohamed; Abdel, Kader; Ducancelle, Alexandra; Le Guillou-Guillemette, Hélène; Lunel-Fabiani, Françoise (Vaccine, 2021)