Extension and Density of Root Fillings and Post-operative Apical Radiolucencies in the Veterans Affairs Dental Longitudinal Study

. Author manuscript; available in PMC: 2009 Jul 1.

Published in final edited form as: J Endod. 2008 May 16;34(7):798–803. doi: 10.1016/j.joen.2008.03.022

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