APA (7th ed.) Citation

John, M. (2014). The extra-pulmonary effects of chronic obstructive pulmonary disease (COPD).

Chicago Style (17th ed.) Citation

John, Michelle. The Extra-pulmonary Effects of Chronic Obstructive Pulmonary Disease (COPD). 2014.

MLA (9th ed.) Citation

John, Michelle. The Extra-pulmonary Effects of Chronic Obstructive Pulmonary Disease (COPD). 2014.

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