Cite
Frequency distributions of breast cancer characteristics classified by estrogen receptor and progesterone receptor status for eight racial/ethnic groups.
MLA
Chu, K. C., et al. “Frequency Distributions of Breast Cancer Characteristics Classified by Estrogen Receptor and Progesterone Receptor Status for Eight Racial/Ethnic Groups.” Cancer, vol. 92, no. 1, July 2001, pp. 37–45. EBSCOhost, https://doi.org/10.1002/1097-0142(20010701)92:1<37::aid-cncr1289>3.0.co;2-f.
APA
Chu, K. C., Anderson, W. F., Fritz, A., Ries, L. A., & Brawley, O. W. (2001). Frequency distributions of breast cancer characteristics classified by estrogen receptor and progesterone receptor status for eight racial/ethnic groups. Cancer, 92(1), 37–45. https://doi.org/10.1002/1097-0142(20010701)92:1<37::aid-cncr1289>3.0.co;2-f
Chicago
Chu, K C, W F Anderson, A Fritz, L A Ries, and O W Brawley. 2001. “Frequency Distributions of Breast Cancer Characteristics Classified by Estrogen Receptor and Progesterone Receptor Status for Eight Racial/Ethnic Groups.” Cancer 92 (1): 37–45. doi:10.1002/1097-0142(20010701)92:1<37::aid-cncr1289>3.0.co;2-f.