Amid, R., Gholami, G., Mojahedi, M., Aghalou, M., Gholami, M. and Mirakhori, M. 2017. Effects of Root Debridement With Hand Curettes and Er:YAG Laser on Chemical Properties and Ultrastructure of Periodontally-Diseased Root Surfaces Using Spectroscopy and Scanning Electron Microscopy. Journal of Lasers in Medical Sciences. 8, 2 (Apr. 2017), 66–71.