<p>Photo taken of patient, who will remain anonymous, treated at the University of Tennessee Health Science Center: College of Dentistry in Memphis, Tennessee. There is a microdont behind the second molar where the third maxillary right molar (Tooth #1 using the universal numbering system) should be. 
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Source: Photo taken by Dr. Mary Aubertin with permission to release this picture with the following license.
No machine-readable author provided. <a href="//commons.wikimedia.org/wiki/User:Dozenist" title="User:Dozenist">Dozenist</a> assumed (based on copyright claims).
CC BY-SA 3.0
No machine-readable source provided. Own work assumed (based on copyright claims).