COMPARISON OF CONVENTIONAL RADIOGRAPHY AND DIGITAL RADIOGRAPHY IN REGULAR AND REVERSAL IMAGE MODES FOR DETECTION OF PERIAPICAL PATHOLOGY USING INTRAORAL PERIAPICAL RADIOGRAPHS AND ALVEOLAR BONE LOSS DEPTH USING BITEWING RADIOGRAPHS. Journal title: International Journal of Advanced Research (IJAR) Authors: N. Krishna Raj And K. Saraswathi Gopal. Subject(s):