http://www.cancer.gov

http://www.medscape.com

http://www.womenhealth.com

http://www.infoscouts.com

http://www.doereport.com

http://www.infoforyourhealth.com

http://www.mednews.com

http://www.oralcancerfoundation.org

http://www.medicineonline.com

http://www.medicineonline.com.

http://www.ncbi.nlm.nih.gov/PubMed.

http://www.webMD.com/

http://www.nci.org/

http://www.ncbi.nlm.nih.gov/PubMed/Books/

http://www.accessexcellence.org/

http://www.imaginis.com/

http://www.cancerprevent.org