Therapeutic activity of GARP:TGF-β1 blockade in murine primary myelofibrosis by Lecomte, S, Devreux, J, de Streel, G, van Baren, N, Havelange, V, Schröder, D, Vaherto, N, Vanhaver, C, Vanderaa, C, Dupuis, N, Pecquet, C, Coulie, PG, Constantinescu, SN, Lucas, S