APA (7th ed.) Citation

M, N., A, D., M, S., I, N., RB, F., L, A., & EY, S. (2011). Effect of ketamine on endogenous pain modulation in healthy volunteers. Pain, 152(3), 656. https://doi.org/10.1016/j.pain.2010.12.015

Chicago Style (17th ed.) Citation

M, Niesters, Dahan A, Swartjes M, Noppers I, Fillingim RB, Aarts L, and Sarton EY. "Effect of Ketamine on Endogenous Pain Modulation in Healthy Volunteers." Pain 152, no. 3 (2011): 656. https://doi.org/10.1016/j.pain.2010.12.015.

MLA (9th ed.) Citation

M, Niesters, et al. "Effect of Ketamine on Endogenous Pain Modulation in Healthy Volunteers." Pain, vol. 152, no. 3, 2011, p. 656, https://doi.org/10.1016/j.pain.2010.12.015.