Smith, D., Du Rand, I. A., Addy, C., Collyns, T., Hart, S., Mitchelmore, P., …Saggu, R. (2020). British Thoracic Society guideline for the use of long-term macrolides in adults with respiratory disease. BMJ Open Respiratory Research, 7(1), https://doi.org/10.1136/bmjresp-2019-000489