APA (7th ed.) Citation

SX, L., W, H., AR, C., Q, Y., QL, X., LP, F., . . . Fried, L. P. (2009). White blood cell counts, insulin-like growth factor-1 levels, and frailty in community-dwelling older women. Journals of Gerontology Series A: Biological Sciences & Medical Sciences, 64A(4), 499. https://doi.org/10.1093/gerona/gln047

Chicago Style (17th ed.) Citation

SX, Leng, et al. "White Blood Cell Counts, Insulin-like Growth Factor-1 Levels, and Frailty in Community-dwelling Older Women." Journals of Gerontology Series A: Biological Sciences & Medical Sciences 64A, no. 4 (2009): 499. https://doi.org/10.1093/gerona/gln047.

MLA (9th ed.) Citation

SX, Leng, et al. "White Blood Cell Counts, Insulin-like Growth Factor-1 Levels, and Frailty in Community-dwelling Older Women." Journals of Gerontology Series A: Biological Sciences & Medical Sciences, vol. 64A, no. 4, 2009, p. 499, https://doi.org/10.1093/gerona/gln047.