http://en.wikipedia.org/wiki/Infectious_disease

http://www.nlm.nih.gov/medlineplus/infectiousdiseases.html

http://www.cdc.gov/ncidod/eid

http://www.cdc.gov/ncidod/diseases

http://www.answers.com/topic/infectious-disease

http://infectiousdiseases.about.com/?once=true&

http://www.mayoclinic.com/health/infectious-disease/ID99999

http://www.journals.uchicago.edu/CID/home.html

http://www.nfid.org/library/

http://www.medicinenet.com/infectious_disease/focus.htm