Chicago
McLendon, Roger, Allan Friedman, Darrell Bigner, Erwin G. Van Meir, Daniel J. Brat, Gena M. Mastrogianakis, Jeffrey J. Olson et al. "Comprehensive genomic characterization defines human glioblastoma genes and core pathways." Nature 455, no. 7216 (2008): 1061-1068.
MLA
Xu, Ling, et al. "Immunization for Ebola virus infection." Nature medicine 4.1 (1998): 37-42.
APA
Seshadri, S., Beiser, A., Selhub, J., Jacques, P. F., Rosenberg, I. H., D'Agostino, R. B., ... & Wolf, P. A. (2002). Plasma homocysteine as a risk factor for dementia and Alzheimer's disease. New England Journal of Medicine, 346(7), 476-483.