Utility of anti-C1q and anti-nucleosome antibodies in systemic lupus erythematosus and lupus nephritis in southwestern Colombia Tatiana Méndez-Rayo; Iván Posso-Osorio; Ivana Nieto-Aristizábal; Cristian C. Aragón; Juan Naranjo-Escobar; Ingrid Ruiz-Ordoñez; Alex Echeverri; Gloria L. Castaño; Carlos A. Cañas; Carmen M. Castillo; Gabriel J. Tobón;

Lupus nephritis, an update María Cristina Martínez Ávila; Amilkar José Almanza Hurtado; Jesús Daniel Rodríguez Blanco; Tomás Rodríguez Yánez; Rodrigo Daza Arnedo; Gustavo Aroca Martínez;

Outcomes with the use of rituximab in patients with refractory lupus nephritis in a Colombian cohort Julián Barbosa-Arana; Juan David López-López; Sebastián Guerra-Zarama; Santiago Monsalve-Yepes; María Fernanda Saavedra-Chacón; José David Serna-Giraldo; Juan Camilo Díaz-Coronado; Diego Fernando Rojas-Gualdron; Deicy Hernandez-parra; Sebastián Herrera;