Efficacy of nivolumab in a patient with systemic refractory ALK+ anaplastic large cell lymphoma. Issue 4 (28th November 2017) - Rigaud, Charlotte; Abbou, Samuel; Minard‐Colin, Véronique; Geoerger, Birgit; Scoazec, Jean Yves; Vassal, Gilles; Jaff, Nabaz; Heuberger, Laurence; Valteau‐Couanet, Dominique; Brugieres, Laurence