PMP Awareness Blog 
Promotes awareness and provides information and support for those with pseudomyxoma peritonei, appendiceal cancer and other peritoneal surface malignancies.
http://www.pmpawareness.orgeMedicine Health: Cancer of the Small Intestine 
Consumer health resource center providing information on causes, symptoms and treatment.
http://www.emedicinehealth.com/cancer_of_the_small_intestine/article_em.htm
NCCN: Gastric Cancer 
Provides the professionally established guidelines for this disease.
http://www.nccn.org/professionals/physician_gls/PDF/gastric.pdf
NCCN: Hepatobiliary Cancers 
Provides clinical guidelines for the following types of cancer: hepatocellular carcinoma, gallbladder, intrahepatic cholangiocarcinoma, and extrahepatic cholangiocarcinoma.
http://www.nccn.org/professionals/physician_gls/PDF/hepatobiliary.pdf