APA (7th ed.) Citation

M, S., C, S., C, R., & N, R. (1993). Analgesia for children in intensive care. Assessing pain is fraught with difficulties. BMJ: British Medical Journal (International Edition), 307(6897), 198. https://doi.org/10.1136/bmj.307.6897.198-b

Chicago Style (17th ed.) Citation

M, Stokes, Stack C, Ralston C, and Robson N. "Analgesia for Children in Intensive Care. Assessing Pain Is Fraught with Difficulties." BMJ: British Medical Journal (International Edition) 307, no. 6897 (1993): 198. https://doi.org/10.1136/bmj.307.6897.198-b.

MLA (9th ed.) Citation

M, Stokes, et al. "Analgesia for Children in Intensive Care. Assessing Pain Is Fraught with Difficulties." BMJ: British Medical Journal (International Edition), vol. 307, no. 6897, 1993, p. 198, https://doi.org/10.1136/bmj.307.6897.198-b.