High seroprevalence but short‐lived immune response to SARS‐CoV‐2 infection in Paris

François Anna, Sophie Goyard, Ana Ines Lalanne, Fabien Nevo, Marion Gransagne, Philippe Souque, Delphine Louis, Véronique Gillon, Isabelle Turbiez, François‐Clément Bidard, Aline Gobillion, Alexia Savignoni, Maude Guillot‐Delost, François Dejardin, Evelyne Dufour, Stéphane Petres, Odile Richard‐Le Goff, Zaineb Choucha, Olivier Helynck, Yves L. Janin, Nicolas Escriou, Pierre Charneau, Franck Perez, Thierry Rose, Olivier Lantz