MayoClinic.com "Impacted Wisdom Teeth," http://www.mayoclinic.com/health/wisdom-teeth/DS00679/DSECTION=8 (Accessed Mar 11, 2008)

Colgate World of Care "Impacted Tooth," http://www.colgate.com/app/Colgate/US/OC/Information/OralHealthAtAnyAge/Teenagers/WisdomTeeth/WisdomTeeth.cvsp (Accessed Mar 11, 2008

MedlinePlus Medical Encyclopedia (National Institutes of Heath) "Impacted Tooth," http://www.nlm.nih.gov/medlineplus/ency/article/001057.htm (Accessed Mar 11, 2008)