Βιβλιογραφική Τεκμηρίωση:
Dr. Gregg H. Gilbert, Dr. Mark S. Litaker, Dr. Daniel J. Pihlstrom, Dr. Craig W. Amundson, Dr. Valeria V. Gordan
Oper Dent. Author manuscript; available in PMC 2011 September 1.
Published in final edited form as: Oper Dent. 2010 Sep–Oct; 35(5): 491–499. doi: 10.2341/09-287C