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;

Neutrophil extracellular traps in autoimmune diseases Diana M. Monsalve; Yeny Acosta-Ampudia; Carolina Ramírez-Santana; José Fernando Polo; Juan-Manuel Anaya;

Questions as regards the recognition of elderly-onset primary Sjögren's syndrome: Where we are and where we would rather be Ciro Manzo;