APA Citation

Lewis, K., & Lewis, K. (2008). Serum angiotensin converting enzyme and the obstructive sleep apnea hypopnea syndrome.

Chicago Style Citation

Lewis, Keir, and Keir Lewis. Serum Angiotensin Converting Enzyme and the Obstructive Sleep Apnea Hypopnea Syndrome. 2008.

MLA Citation

Lewis, Keir, and Keir Lewis. Serum Angiotensin Converting Enzyme and the Obstructive Sleep Apnea Hypopnea Syndrome. 2008.

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