Blumenfeld, A. M., Stark, R. J., Freeman, M. C., Orejudos, A., & Manack Adams, A. (2018). Long-term study of the efficacy and safety of OnabotulinumtoxinA for the prevention of chronic migraine: COMPEL study. J Headache Pain.

Blumenfeld, Andrew M., Richard J. Stark, Marshall C. Freeman, Amelia Orejudos, و Aubrey Manack Adams. "Long-term Study of the Efficacy and Safety of OnabotulinumtoxinA for the Prevention of Chronic Migraine: COMPEL Study." J Headache Pain 2018.

Blumenfeld, Andrew M., et al. "Long-term Study of the Efficacy and Safety of OnabotulinumtoxinA for the Prevention of Chronic Migraine: COMPEL Study." J Headache Pain 2018.