Authors: J Goldenberg; A P Pessoa; S Roizenblatt; R M Pávoa; M O Hilário; E Atra; M B Ferraz Journal: Ann Rheum Dis Date: 1990-07 Impact factor: 19.103
Authors: O Del Real-More; R Villavicencio; A Iglesias-Gamarra; M A Pena; L Cueto; J Arriaga-Gracia; D Alarcon-Segovia Journal: Clin Rheumatol Date: 1983-12 Impact factor: 2.980