APA (7th ed.) Citation

Zheng, G., Sundquist, J., Sundquist, K., & Ji, J. (2021). Family history of breast cancer as a second primary malignancy in relatives: A nationwide cohort study. BMC.

Chicago Style (17th ed.) Citation

Zheng, Guoqiao, Jan Sundquist, Kristina Sundquist, and Jianguang Ji. Family History of Breast Cancer as a Second Primary Malignancy in Relatives: A Nationwide Cohort Study. BMC, 2021.

MLA (8th ed.) Citation

Zheng, Guoqiao, et al. Family History of Breast Cancer as a Second Primary Malignancy in Relatives: A Nationwide Cohort Study. BMC, 2021.