Cite
Case records of the Massachusetts General Hospital. Case 28-2009. A 68-year-old man with fatigue, cough, and peripheral-blood monocytosis.
MLA
Dey BR, et al. “Case Records of the Massachusetts General Hospital. Case 28-2009. A 68-Year-Old Man with Fatigue, Cough, and Peripheral-Blood Monocytosis.” New England Journal of Medicine, vol. 361, no. 11, Sept. 2009, pp. 1099–106. EBSCOhost, https://doi.org/10.1056/NEJMcpc0900641.
APA
Dey BR, Spitzer TR, & Hasserjian RP. (2009). Case records of the Massachusetts General Hospital. Case 28-2009. A 68-year-old man with fatigue, cough, and peripheral-blood monocytosis. New England Journal of Medicine, 361(11), 1099–1106. https://doi.org/10.1056/NEJMcpc0900641
Chicago
Dey BR, Spitzer TR, and Hasserjian RP. 2009. “Case Records of the Massachusetts General Hospital. Case 28-2009. A 68-Year-Old Man with Fatigue, Cough, and Peripheral-Blood Monocytosis.” New England Journal of Medicine 361 (11): 1099–1106. doi:10.1056/NEJMcpc0900641.