Warner, N. S., Warner, M. A., Schroeder, D. R., Sprung, J., & Weingarten, T. N. (2018). Effects of caffeine administration on sedation and respiratory parameters in patients recovering from anesthesia. Biomolecules and Biomedicine, 18(1), 101–104. https://doi.org/10.17305/bjbms.2018.2434