CancerNet: Islet Cell Tumors
- U.S. National Cancer Institute resource that provides information about neuroendocrine tumors involving the pancreas.
- http://www.cancer.gov/cancertopics/types/isletcell/

Endotext
- Presents extensive information on individual neuroendocrine tumors.
- http://www.endotext.org/guthormones/index.htm

EndocrineWeb: Pancreas Endocrine Tumors
- Illustrated discussion written in an understandable style and aimed at patients.
- http://www.endocrineweb.com/pancreas.html

eMedicine: Insulinoma
- Provides an in-depth discussion of the condition including symptoms, diagnosis and treatment. Aimed at the professional level.
- http://www.emedicine.com/med/topic2677.htm