State of child and adolescent mental health during the first wave of the COVID-19 pandemic and at the beginning of the 2020¿2021 school year Anna Gatell-Carbó; Elena Alcover-Bloch; Josep Vicent Balaguer-Martínez; Tomás Pérez-Porcuna; María Esteller-Carceller; Patrícia Álvarez-Garcia; Emilio Fortea-Gimeno;

Plasmalyte versus saline solution for rapid rehydration in gastroenteritis: prospective observational study Reyes Fernández Montes; María Agustina Alonso Álvarez; María Fernández Miaja; Luis Vega López; María Álvarez Merino; Estíbaliz Garrido García;

Evolution of antibiotic prescription in Primary Health Care according to the indicators of the Spanish Action Plan on Antibiotic Resistance (PRAN) Carlos Marcilla Vázquez; Juan Ríos Laorden; Ángeles Lloret Callejo; Francisco Tejada Cifuentes; María José Tirado Peláez; Ignacio Párraga-Martínez;