Não informado. (2003). Compendium of Continuing Education in Dentistry. Dental Learning Systems.
Chicago-referens (17:e uppl.)Não informado. Compendium of Continuing Education in Dentistry. Jamesburg, NJ: Dental Learning Systems, 2003.
MLA-referens (8:e uppl.)Não informado. Compendium of Continuing Education in Dentistry. Dental Learning Systems, 2003.
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