Weathers, Arthur K Endodontics from access to success, Part 1. Access, the important first step. [electronic resource] - Dentistry today Jan 2004 - 78-80, 82, 84-5 p. digital Publication Type: Journal Article ISSN: 8750-2186 Subjects--Topical Terms: Dental InstrumentsHumansRadiography, Dental, DigitalRoot Canal Preparation--instrumentationRubber DamsTransillumination