Garlapati, Roopadevi Quantitative evaluation of apical extrusion of intracanal bacteria using K3, Mtwo, RaCe and protaper rotary systems: An in vitro study. [electronic resource] - Journal of conservative dentistry : JCD Jul 2013 - 300-3 p. digital Publication Type: Journal Article ISSN: 0972-0707 Standard No.: 10.4103/0972-0707.114353 doi