Cost-effectiveness analysis of the early versus established phase clinical approach in a cohort of patients with rheumatoid arthritis in a fourth level health care institution in Colombia Carolina Sarmiento-Peña; Gerardo Quintana-López;

Osteoarticular manifestations of systemic sclerosis: a systematic review of the literature Molina-Rios Sebastian; Ordoñez C. Eliana; Quintana-Lopez Gerardo;