APA (7th ed.) Citation

Enes, V., Tavares, A. H., Afreixo, V., Machado, A. F., & Marques, A. (2020). Clinical characteristics of patients with chronic obstructive pulmonary disease (COPD): Are they different.

Chicago Style (17th ed.) Citation

Enes, Vera, Ana Helena Tavares, Vera Afreixo, Ana Filipa Machado, and Alda Marques. Clinical Characteristics of Patients with Chronic Obstructive Pulmonary Disease (COPD): Are They Different. 2020.

MLA (8th ed.) Citation

Enes, Vera, et al. Clinical Characteristics of Patients with Chronic Obstructive Pulmonary Disease (COPD): Are They Different. 2020.

Warning: These citations may not always be 100% accurate.