Analysis of pancreatic function in pediatric patients with COVID-19 Miguel Ángel Molina Gutiérrez; María José Alcázar Villar; José Antonio Ruíz Domínguez; Belén Sagastizábal Cardelús; Beatríz García Cuartero;

Increase in cases of vitamin D over-intake in the child population Miguel Ángel Molina Gutiérrez; Laura Casado Zamarro; Begoña de Miguel Lavisier; José Antonio Ruiz Domínguez; María de Ceano-Vivas la Calle;

Intestinal pneumatosis secondary to immunosuppressive treatment Begoña de Miguel Lavisier; Miguel Ángel Molina Gutiérrez; Yasmina Mozo del Castillo; Eduardo Alonso Gamarra;