Antinuclear antibody staining patterns by indirect immunofluorescence assay observed in patients from a tertiary health center in Latin America Valeria Erazo-Martínez; Daniela Peñaloza; Julián Rosero; Iván Posso-Osorio; Carmen Manuela Castillo; Helen Johana Ortiz-Rojas; Gabriel J. Tobón;

Lower limb arterial thrombosis due to biopolymer injection: A case report Milly J. Vecino-Moreno; Álvaro J. Vivas; Gabriel J. Tobón; David Aguirre-Valencia;

Primary Sjögren¿s syndrome: Autoantibodies and their relationship to clinical manifestations and histology of minor salivary glands Carlos Agudelo-Cardona; Julián Naranjo-Millán; Julio Martínez-Echeverri; Natalia Prieto-Rayo; Nancy Barrera; Carlos Arteaga-Unigarro;