AE, S., MM, C., JL, A., GT, B., EJ, G., RH, A., . . . Stabler, S. P. (1996). Elevated methylmalonic acid and total homocysteine levels show high prevalence of vitamin B12 deficiency after gastric surgery. Annals of Internal Medicine, 124(5), 469. https://doi.org/10.7326/0003-4819-124-5-199603010-00002
Chicago Style (17th ed.) CitationAE, Sumner, et al. "Elevated Methylmalonic Acid and Total Homocysteine Levels Show High Prevalence of Vitamin B12 Deficiency After Gastric Surgery." Annals of Internal Medicine 124, no. 5 (1996): 469. https://doi.org/10.7326/0003-4819-124-5-199603010-00002.
MLA (9th ed.) CitationAE, Sumner, et al. "Elevated Methylmalonic Acid and Total Homocysteine Levels Show High Prevalence of Vitamin B12 Deficiency After Gastric Surgery." Annals of Internal Medicine, vol. 124, no. 5, 1996, p. 469, https://doi.org/10.7326/0003-4819-124-5-199603010-00002.