WebMD. Central Venous Catheters. Oct. 12, 2007. Accessed Feb. 8, 2010 from http://www.webmd.com/a-to-z-guides/central-venous-catheters-topic-overview.
Managing Your Tunneled Catheter. National Institutes of Health Patient Education.Accessed February 8, 2011 from http://www.cc.nih.gov/ccc/patient_education/pepubs/hickman.pdf