Low CD40L levels and relative lymphopenia in narcoleptic patients - Coelho, Fernando Morgadinho Santos; Pradella-Hallinan, Márcia; Pedrazzoli Neto, Mario; Soares, Carlos Augusto Senne; Fernandes, Gustavo Bruniera Peres; Murray, Brian James; Tufik, Sérgio; Bittencourt, Lia Rita Azeredo (Human Immunology, 2011)