APA (7th ed.) Citation

Nichols III, F., Mawad, M., Mohr, J., Stein, B., Hilal, S., & Michelsen, J. (1990). Focal headache during balloon inflation in the internal carotid and middle cerebral arteries.

Chicago Style (17th ed.) Citation

Nichols III, Fenwick, Michel Mawad, J.P Mohr, Bennett Stein, Sadek Hilal, and Jost Michelsen. Focal Headache During Balloon Inflation in the Internal Carotid and Middle Cerebral Arteries. 1990.

MLA (9th ed.) Citation

Nichols III, Fenwick, et al. Focal Headache During Balloon Inflation in the Internal Carotid and Middle Cerebral Arteries. 1990.