Authors: Claudia Andrea Helling; Ana Locursio; Maria Elena Manzur; Maria Leticia Sormani de Fonseca Journal: Clin Rheumatol Date: 2005-09-21 Impact factor: 2.980
Authors: F Cantini; C Salvarani; I Olivieri; L Barozzi; L Macchioni; L Niccoli; A Padula; P Pavlica; L Boiardi Journal: Ann Rheum Dis Date: 1999-04 Impact factor: 19.103