[1] Tanta Univ Hosp, Dept Phys Med Rheumatol & Rehabil, Tanta, Egypt
[2] Tanta Univ, Fac Med, Tanta, Egypt
[3] Sakarya Univ, Educ & Res Hosp, Dept Anaesthesia & Reanimat, Sakarya, Turkey
[4] Hosp Univ Tajo, Div Rheumatol, Madrid, Spain
[5] Hosp Univ Mostoles, Dept Anaesthesia & Reanimat, Madrid, Spain
[6] IRCCS Ist Ortoped Rizzoli, Hip & Knee Replacement Dept, Bologna, Italy
[7] MedCare, Pistoia, Italy
[8] Ctr Hosp Leiria, Dept Phys & Rehabil Med, Leiria, Portugal
[9] IRCCS Ist Ortoped Rizzoli, Anesthesia Intens Care & Pain Therapy, Bologna, Italy
[10] Univ Florence, Dept Clin & Expt Med, Div Rheumatol, Florence, Italy