APA Citation

Castle, W. M., & Simmons, V. E. (1992). Coronary vasospasm and sumatriptan.

Chicago Style Citation

Castle, W. M., and V. E. Simmons. Coronary Vasospasm and Sumatriptan. 1992.

MLA Citation

Castle, W. M., and V. E. Simmons. Coronary Vasospasm and Sumatriptan. 1992.

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