APA (7th ed.) Citation

Ramadan, W. H., Kabbara, W. K., El Khoury, G., & Al Assir, S. A. (2015). Combined bronchodilators (tiotropium plus olodaterol) for patients with chronic obstructive pulmonary disease.

Chicago Style (17th ed.) Citation

Ramadan, Wijdan H., Wissam K. Kabbara, Ghada El Khoury, and Sarah A. Al Assir. Combined Bronchodilators (tiotropium Plus Olodaterol) for Patients with Chronic Obstructive Pulmonary Disease. 2015.

MLA (9th ed.) Citation

Ramadan, Wijdan H., et al. Combined Bronchodilators (tiotropium Plus Olodaterol) for Patients with Chronic Obstructive Pulmonary Disease. 2015.