Secondary haemophagocytic lymphohistiocytosis is a rare occurrence amongst cancer patients with COVID‐19. (16th December 2020) - Hueso, Thomas; Bouchez, Clémentine; Salviat, Flore; Foulon, Stéphanie; Albiges, Laurence; Bayle, Arnaud; Gallois, Emmanuelle; Vergé, Véronique; Boige, Valérie; Griscelli, Franck; Pommeret, Fanny; Ghez, David