Low to undetectable Omicron BQ.1.1 neutralization by patient's sera a month after initiation of AZD7442 600 mg. Issue 5 (May 2023) - Touret, Franck; Martin-Blondel, Guillaume; de Lamballerie, Xavier; Dupont, Axelle; Izopet, Jacques; Mentré, France; Kamar, Nassim; Autran, Brigitte; Paintaud, Gilles; Caillard, Sophie; Richez, Christophe; Couzi, Lionel; et al.