Are ANCA antibodies necessary in the definition of interstitial pneumonia with autoimmune features? Illustrative case presentation Andrea Cabra Sierra; Jorge Lechuga-Ortiz; Yimy Medina Velásquez; Luis Javier Cajas Santana;

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;

Clinical and serological predictors of neuropsychiatric manifestations in patients with systemic lupus erythematosus Pedro Arbey Quevedo Mayorga; Jaime Andrés Robayo Mesa; Cristhian Camilo Guzmán Gualteros; Paola Andrea Pérez Benjumea;