Riccieri Valeria, Vasile Massimiliano, Macri Valeria, Sciarra Iliana, Stefanantoni Katia, De Luca Nicoletta, Di Franco Manuela, Spadaro Antonio
Sapienza University of Rome, Medical Clinic and Therapy Department, Rome, Italy.
J Rheumatol. 2010 Feb;37(2):443-5. doi: 10.3899/jrheum.090841.