Spruit, M., Singh, S., Rochester, C., Greening, N., Franssen, F., Pitta, F., … Puhan, M. (2018). Pulmonary rehabilitation for patients with COPD during and after an exacerbation-related hospitalisation: back to the future? The European Respiratory Journal, 51(1). https://doi.org/10.1183/13993003.01312-2017

Vanfleteren, L., Ullman, A., & Fabbri, L. (2018). Time for a longer and better life for patients with COPD. The European Respiratory Journal, 51(1). https://doi.org/10.1183/13993003.02569-2017