Cancer information / Cancer 101 / What is cancer? / The endocrine system and hormones

American Cancer Society. (2015, February 26). What is a Gastrointestinal Carcinoid Tumor?. Retrieved from:

Beatrix M, Lopes S. The brain as an endocrine organ (including the pineal gland). Mete O, Asa SL (eds.). (2016). Endocrine Pathology. United Kingdom: Cambridge University Press. 11: 283-314.

Cancer Research UK. (2014, October 29). The Hormone System and Cancer. Retrieved from:

Martini FH, Timmons MJ, Tallitsch RB. (2012). Human Anatomy. (7th Edition). San Francisco: Pearson Benjamin Cummings.

Young B, O'Dowd G, Woodford P (eds.). (2014). Wheaters's Functional Histology. (6th Edition). Churchill Livingstone.