- Golshan M, et al. Breast pain. https://www.uptodate.com/contents/search. Accessed Jan. 22, 2019.
- Mastalgia (Breast pain). Merck Manual Professional Version. https://www.merckmanuals.com/professional/gynecology-and-obstetrics/breast-disorders/. Accessed Dec. 13, 2020.
- Sivarajah R, et al. A review of breast pain: Causes, imaging recommendations, and treatment. Journal of Breast Imaging. 2020; doi:10.1093/jbi/wbz082.
- Bland KI, et al., eds. Etiology and management of benign breast disease. In: The Breast: Comprehensive Management of Benign and Malignant Diseases. 5th ed. Elsevier; 2018. https://www.clinicalkey.com. Accessed Dec. 13, 2020.
- Ferri FF. Gynecomastia. In: Ferri's Clinical Advisor 2021. Elsevier; 2021. https://www.clinicalkey.com. Accessed Dec. 13, 2020.
- AskMayoExpert. Breast pain. Mayo Clinic; 2020.
- Holbrook AI, et al. ACR appropriateness criteria breast pain. Journal of the American College of Radiology. 2018; doi:10.1016/j.jacr.2018.09.014. https://acsearch.acr.org/docs/3091546/Narrative/. Accessed Dec. 8, 2020.
- Niell BL, et al. ACR appropriateness criteria evaluation of the symptomatic male breast. Journal of the American College of Radiology. 2018; doi:10.1016/j.jacr.2018.09.017.
- Vitamin E fact sheet for consumers. National Institutes of Health. https://ods.od.nih.gov/factsheets/VitaminE-Consumer/. Accessed Dec. 8, 2020.
- Medical review (expert opinion). Mayo Clinic. Dec. 13, 2020.