Sleep
Wang, B., Antony, J.W., Lurie, S.M., Brooks, P.P., Paller, K.A., & Norman, K.A. (2019). "Targeted memory reactivation during sleep elicits neural signals related to learning content." The Journal of Neuroscience. https://www.jneurosci.org/content/jneuro/39/34/6728.full.pdf