IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-11-2-40694 Original Research Paper EFFECT OF DIODE LASER, MANUAL DYNAMIC AGITATION AND PASSIVE ULTRASONICS ON SMEAR LAYER REMOVAL FROM THE PULP SPACE USING MALEIC ACID AS IRRIGANT : SEM STUDY S Nair Dr. Rajesh Pillai Dr. Sheila George Dr. February 2022 11 2 01 02