SARS-CoV-2 Neutralizing Responses in Various Populations, at the Time of SARS-CoV-2 Variant Virus Emergence: Evaluation of Two Surrogate Neutralization Assays in Front of Whole Vir... oleh Stephane Marot, Djeneba Bocar Fofana, Philippe Flandre, Isabelle Malet, Karen Zafilaza, Valentin Leducq, Diane Vivien, Sarah Mrabet, Corentin Poignon, Vincent Calvez, Laurence Morand-Joubert, Anne-Geneviève Marcelin, Joel Gozlan