CD5- CD56+ T-cell receptor silent peripheral T-cell lymphomas are natural killer cell lymphomas. - Emile,J.F.; Boulland,M.L.; Haioun,C.; Kanvaros,P.; Petrella,T.; Delfau-Larue,M.H.; Bensussan,A.; Farcet,J.P.; Gaullard,P. (Blood, 1996)