Primiano Guido, Plantone Domenico, Sauchelli Donato, Cuccagna Cristina, Renna Rosaria, Iorio Raffaele, Servidei Serenella
Department of Neurology, Catholic University of the Sacred Heart, Rome, Italy.
J Rheumatol. 2012 Dec;39(12):2359-60. doi: 10.3899/jrheum.120806.