New genetic mutation associated with Pierson syndrome Lorena Peña-González, Pilar Guerra-García, María Teresa Sánchez-Calvín, Fatima Delgado-Ledesma, Concepción de Alba-Romero

Retropharyngeal edema and inflammatory multisystem syndrome associated with SARS-CoV-2 Marta Perez-Alba, Sara Bueno-Pardo, Debora Fernandez-Ruiz, Pablo Tuya, Javier Gonzalez-Garcia

Acute pancreatitis in children with covid-19 associated multisistem inflammatory syndrome Marta Traba Zubiaurre, Francisco Javier Eizaguirre Arocena, Marta Urrutikoetxea Aiartza, Ainhoa Izquierdo Iribarren