Trends of COPD in Spain: Changes Between Cross Sectional Surveys 1997, 2007 and 2017 Elena García Castillo; Tamara Alonso Pérez; Adrián Peláez; Patricia Pérez González; Marc Miravitlles; Inmaculada Alfageme; Ciro Casanova; Borja G. Cosío; Pilar de Lucas; Francisco García-Río; José Miguel Rodríguez González-Moro; Juan José Soler-Cataluña; Guadalupe Sánchez; Joan B. Soriano; Julio Ancochea;

Triple Therapy and Clinical Control in B+ COPD Patients: A Pragmatic, Prospective, Randomized Trial Alvar Agusti; José Luis Lopez-Campos; Marc Miravitlles; Juan Jose Soler-Cataluña; Jose Maria Marin; Borja G. Cosio; Bernardino Alcázar-Navarrete; Jose Maria Echave-Sustaeta; Ciro Casanova; German Peces-Barba; Juan Pablo de-Torres; Alberto Fernandez-Villar; Julio Ancochea; Felipe Villar-Alvarez; Miguel Roman-Rodriguez; Jesus Molina; Juan Luis Garcia-Rivero; Cruz Gonzalez; Patricia Sobradillo; Rosa Faner; Carolina Peña; Raj Sharma; José Luis Izquierdo; Bartolome R. Celli;

N-acetylcysteine Treatment in Chronic Obstructive Pulmonary Disease (COPD) and Chronic Bronchitis/Pre-COPD: Distinct Meta-analyses Alberto Papi; Franco Alfano; Tommaso Bigoni; Lorenzo Mancini; Amal Mawass; Federico Baraldi; Cristina Aljama; Marco Contoli; Marc Miravitlles;