The COVID-19 wave was already here: High seroprevalence of SARS-CoV-2 antibodies among staff and students in a Cameroon University oleh Andrillene Laure Deutou Wondeu, Beatrice Metchum Talom, Giulia Linardos, Barnes Tanetsop Ngoumo, Aïchatou Bello, Aurele Marc Ndassi Soufo, Aimé Cesaire Momo, Christian Doll, Alaric Talom Tamuedjoun, Jules-Roger Kiuate, Giulia Cappelli, Cristina Russo, Carlo Federico Perno, Hyppolite K. Tchidjou, Lucia Scaramella, Andrea Galgani