%0 Journal Article %T Impact of a retained instrument on treatment outcome: a systematic review and meta-analysis. %A Panitvisai, Piyanee %A Parunnit, Pimnalin %A Sathorn, Chankhrit %A Messer, Harold H %J Journal of Endodontics %V 36 %N 5 %P 775-8077580 %@ 0099-2399 %D 2010-07-12 %~ DeepDyve