APA (7th ed.) Citation

Bottle, A., Adamson, A., Zhang, X., Hayhoe, B., & Quint, J. K. What happens between first symptoms and first acute exacerbation of COPD – observational study of routine data and patient survey. NIHR Journals Library.

Chicago Style (17th ed.) Citation

Bottle, Alex, Alex Adamson, Xiubin Zhang, Benedict Hayhoe, and Jennifer K. Quint. What Happens Between First Symptoms and First Acute Exacerbation of COPD – Observational Study of Routine Data and Patient Survey. NIHR Journals Library.

MLA (9th ed.) Citation

Bottle, Alex, et al. What Happens Between First Symptoms and First Acute Exacerbation of COPD – Observational Study of Routine Data and Patient Survey. NIHR Journals Library.