Devereux, G., Cotton, S., Barnes, P., Briggs, A., Burns, G., Chaudhuri, R., . . . Price, D. (2015). Use of low-dose oral theophylline as an adjunct to inhaled corticosteroids in preventing exacerbations of chronic obstructive pulmonary disease: Study protocol for a randomised controlled trial. Trials.
Citação norma ChicagoDevereux, Graham, et al. "Use of Low-dose Oral Theophylline As an Adjunct to Inhaled Corticosteroids in Preventing Exacerbations of Chronic Obstructive Pulmonary Disease: Study Protocol for a Randomised Controlled Trial." Trials 2015.
MLA CitationDevereux, Graham, et al. "Use of Low-dose Oral Theophylline As an Adjunct to Inhaled Corticosteroids in Preventing Exacerbations of Chronic Obstructive Pulmonary Disease: Study Protocol for a Randomised Controlled Trial." Trials 2015.