Influence of the natural history of disease on a previous diagnosis in patients with gout Fernando Pérez Ruiz, Jesús Ruiz López, Ana María Herrero Beites

Severe Extra-articular Manifestations of Rheumatoid Arthritis in Absence of Concomitant Articular Activity Following Longstanding Spontaneous Remission. A Case Report Mariana Lagrutta, Gelsomina Alle, Roberto Leandro Parodi, Alcides Alejandro Greca

Rheumatic syndromes and occult tumor: 10-Year experience in a teaching hospital David Castro Corredor, Marco Aurelio Ramírez Huaranga, Ana Isabel Rebollo Giménez, Rocío Arenal López, José Luis Cuadra Díaz