APA (7th ed.) Citation

COX, I. M., CAMPBELL, M. J., & DOWSON, D. (1991). Red blood cell magnesium and chronic fatigue syndrome. Lancet, 337(8744), 757. https://doi.org/10.1016/0140-6736(91)91371-Z

Chicago Style (17th ed.) Citation

COX, I. M., M. J. CAMPBELL, and D. DOWSON. "Red Blood Cell Magnesium and Chronic Fatigue Syndrome." Lancet 337, no. 8744 (1991): 757. https://doi.org/10.1016/0140-6736(91)91371-Z.

MLA (9th ed.) Citation

COX, I. M., et al. "Red Blood Cell Magnesium and Chronic Fatigue Syndrome." Lancet, vol. 337, no. 8744, 1991, p. 757, https://doi.org/10.1016/0140-6736(91)91371-Z.