Katsiari CG, Liossis S-NC, Souliotis VL, Dimopoulos AM, Manoussakis MN, Sfikakis PP. Aberrant expression of the costimulatory molecule CD40 ligand on monocytes from patients with systemic lupus erythematosus. Clinical Immunology [Internet]. 2002;103(1):54 - 62.