http://www.mayoclinic.com/health/tuberculosis/DS00372.
Facts about tuberculosis.
http://www.cdc.gov/nip/publications/fs/gen/howvpd.htm. Information on immunization.
http://www.school.ed.com
http://www.everettclinic.com. General facts
http://www.cdc.gov. Wide range of infromation on infectious diseases.
http://www.who.int/ World Health Organization
http://www.lungusa.org. Information on how the tuberculosis affect the lungs.
http://www.mic.ki.se/HistDis.html. History of Diseases
http://www.vaccineplace.com
http://www.vaccine.chop.edu
http://www.immunizationinfo.org