Cushen, B., Sulaiman, I., Greene, G., MacHale, E., Mokoka, M., Reilly, R., … Costello, R. (2018). The Clinical Impact of Different Adherence Behaviours in Patients with Severe COPD. American Journal of Respiratory and Critical Care Medicine. https://doi.org/10.1164/rccm.201712-2469LE (Original work published 2018)