François Chasset, Adèle de Masson, Hélène Le Buanec, Aliénor Xhaard, Flore Sicre de Fontbrune, Marie Robin, Michel Rybojad, Nathalie Parquet, Anne C. Brignier, Tereza Coman, Djaouida Bengoufa, Anne Bergeron, Régis Peffault de Latour, Martine Bagot, Armand Bensussan, Gérard Socié, Jean-David Bouaziz. APRIL levels are associated with disease activity in human chronic graft-versus-host disease. Haematologica 2016;101(7):e312-e315; https://doi.org/10.3324/haematol.2016.145409.