Impact of Physical Activity and Exercise on Chronic Obstructive Pulmonary Disease Phenotypes: The Relevance of Muscle Adaptation Esther Barreiro;

Muscle Fatigability of Patients With Severe COPD and Chronic Respiratory Failure: The Contribution of Respiratory Factors Esther Barreiro; Joaquim Gea;

Intravenous Iron Replacement Improves Exercise Tolerance in COPD: A Single-Blind Randomized Trial Clara Martín-Ontiyuelo; Anna Rodó-Pin; Daniel Echeverría-Esnal; Mireia Admetlló; Xavier Duran-Jordà; Mariela Alvarado; Joaquim Gea; Esther Barreiro; Diego A. Rodríguez-Chiaradía;