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HARVARD Citation
Ferguson, G. et al. (2017). Effect of budesonide/formoterol pressurized metered-dose inhaler on exacerbations versus formoterol in chronic obstructive pulmonary disease: The 6-month, randomized RISE (Revealing the Impact of Symbicort in reducing Exacerbations in COPD) study. Respiratory medicine. pp. 31-41. [Online].