Stewart-Bluefarb syndrome associated with an iatrogenic arteriovenous fistula Nicolás Silvestre-Torner; Antonio Aguilar-Martínez; Sergio Tabbara-Carrascosa; Juan Carlos Herrero-Berrón; Andrea Suso; Esther Gálvez-González;

IgA vasculitis with nephritis (Henoch-Schönlein purpura) after COVID-19: A case series and review of the literature Irene Oñate; Milagros Ortiz; Andrea Suso; Carmen Mon; Karen Galindo; Carolina Lentisco; Rosa Camacho; María Sánchez; Aniana Oliet; Olimpia Ortega; Juan C. Herrero; José A. Cortés; Alejandro Pascual;