Evaluation of the Diagnostic Accuracy of Non-Specific Bronchial Provocation Tests in the Diagnosis of Asthma: A Randomized Cross-Over Study María Auxiliadora Romero-Falcón; Juan Francisco Medina-Gallardo; Jose Luis Lopez-Campos; Mª Victoria Maestre Sánchez; Mª Jesús Soler Chamorro; Elena Regalado Alvertos; Francisco Javier Álvarez-Gutiérrez;

The Role of Inflammatory Phenotype in Patients With Exacerbation-prone Asthma and Ongoing Therapy María Florencia Pilia; María Jesús Cruz; Donghai Ma; Christian Romero-Mesones; David Espejo; Amaia Ojanguren; María Antonia Ramon; Xavier Muñoz; Iñigo Ojanguren;

Short and Long-Term Impact of COVID-19 Infection on Previous Respiratory Diseases Eusebi Chiner-Vives; Rosa Cordovilla-Pérez; David de la Rosa-Carrillo; Marta García-Clemente; José Luis Izquierdo-Alonso; Remedios Otero-Candelera; Luis Pérez-de Llano; Jacobo Sellares-Torres; José Ignacio de Granda-Orive;