APA (7th ed.) Citation

Hellmann, S. S., Lynge, E., Schwartz, W., Vejborg, I., & Njor, S. H. (2013). Mammographic density in birth cohorts of Danish women: A longitudinal study. BMC Cancer, 13(1), 1. https://doi.org/10.1186/1471-2407-13-409

Chicago Style (17th ed.) Citation

Hellmann, Sophie Sell, Elsebeth Lynge, Walter Schwartz, Ilse Vejborg, and Sisse Helle Njor. "Mammographic Density in Birth Cohorts of Danish Women: A Longitudinal Study." BMC Cancer 13, no. 1 (2013): 1. https://doi.org/10.1186/1471-2407-13-409.

MLA (9th ed.) Citation

Hellmann, Sophie Sell, et al. "Mammographic Density in Birth Cohorts of Danish Women: A Longitudinal Study." BMC Cancer, vol. 13, no. 1, 2013, p. 1, https://doi.org/10.1186/1471-2407-13-409.