Takahashi, T., Samuels, B. A., Li, W., Parikh, M. A., Wei, J., Moses, J. W., Fearon, W. F., Henry, T. D., Tremmel, J. A., & Kobayashi, Y. (2022). Safety of Provocative Testing With Intracoronary Acetylcholine and Implications for Standard Protocols. Journal of the American College of Cardiology, 79(24), 2367–2378. https://doi.org/10.1016/j.jacc.2022.03.385