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Amid, R.; Kadkhodazadeh, M.; Fekrazad, R.; Hajizadeh, F. Effect of Hand, Ultrasonic Scaler and Erbium-Doped Yttrium Aluminum Garnet (Er: YAG) Laser on the Morphology of Root Surfaces With Periodontitis: A Comparative in Vitro Scanning Electron Microscopy Study. J laser Med Sci 2012, 3, 122-126.