Tham khảo Letrozole

  1. ↑ Fischer, Jnos; Ganellin, C. Robin (2006). Analogue-based Drug Discovery (bằng tiếng Anh). John Wiley & Sons. tr. 516. ISBN 9783527607495. 
  2. ↑ Drugs.com: Chuyên khảo for letrozole. It is also used for ovarian cancer patients after they have completed chemotherapy.
  3. ↑ Simpson ER (2003). “Sources of estrogen and their importance”. The Journal of Steroid Biochemistry and Molecular Biology 86 (3–5): 225–30. PMID 14623515. doi:10.1016/S0960-0760(03)00360-1. 
  4. ↑ Letrozole therapy alone or in sequence with tamoxifen in women with breast cancer, the BIG 1–98 Collaborative Group, N Engl J Med, 361:766, 2009 Aug 20
  5. ↑ 32nd Annual San Antonio Breast Cancer Symposium Error in Webarchive template: Empty url.
  6. 1 2 Haberfeld, H biên tập (2009). Austria-Codex (bằng tiếng Đức) . Vienna: Österreichischer Apothekerverlag. ISBN 978-3-85200-196-8.  Bảo trì CS1: Ngôn ngữ không rõ (link)