Reference charts for the six-minute walk test in healthy school-aged children from the city of Zaragoza, Spain Ana Villamañán Montero; Carlos Martín de Vicente; Juan Pablo García Íñiguez; Feliciano Ramos Fuentes;

Severe adenovirus infection: presentation of 3 cases Ana Cristina Galindo García; Inés Teresa Bolsa Ferrer; Paula Casajús Pelegay; Ruth García Romero; Carlos Martín de Vicente;

A rare cause of bronchiectasis Carlos Martín de Vicente; Mercedes Odriozola Grijalba;