APA (7th ed.) Citation

Vrieling, A., Hein, R., Abbas, S., Schneeweiss, A., Flesch-Janys, D., & Chang-Claude, J. (2011). Serum 25-hydroxyvitamin D and postmenopausal breast cancer survival: A prospective patient cohort study. Breast cancer research, 13(4), . https://doi.org/10.1186/bcr2920

Chicago Style (17th ed.) Citation

Vrieling, Alina, Rebecca Hein, Sascha Abbas, Andreas Schneeweiss, Dieter Flesch-Janys, and Jenny Chang-Claude. "Serum 25-hydroxyvitamin D and Postmenopausal Breast Cancer Survival: A Prospective Patient Cohort Study." Breast Cancer Research 13, no. 4 (2011). https://doi.org/10.1186/bcr2920.

MLA (9th ed.) Citation

Vrieling, Alina, et al. "Serum 25-hydroxyvitamin D and Postmenopausal Breast Cancer Survival: A Prospective Patient Cohort Study." Breast Cancer Research, vol. 13, no. 4, 2011, https://doi.org/10.1186/bcr2920.