Effectiveness of the BNT162b2 mRNA Covid-19 vaccine in Spanish healthcare workers Concepción Núñez López; Juan Manuel González de Abreu; Verónica Pérez-Blanco; Rosa de Miguel Buckley; María Pilar Romero Gómez; Marta Díaz-Menéndez;

Varicella monoarthritis in an immunocompetent woman Laura Alonso Acero; Eloy José Tarín Vicente; Elena Sendagorta Cudos; María Pilar Romero Gómez;