Digital Radiograph Registration and Subtraction: A Useful Tool for the Evaluation of the Progress of Chronic Apical Periodontitis
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Supported by the Greek Ministry of Research and Technology, Research Grant PENED'99, No 1926.Address requests for reprints to Dr. Georgios Mikrogeorgis, 11, Pindarou Str., 546 39 Thessaloniki, Greece. e-mail: gmicro@dent.auth.gr.
PII: S0099-2399(05)60227-0
doi:10.1097/00004770-200407000-00013
© 2004 The American Association of Endodontists. Published by Elsevier Inc. All rights reserved.
