Roeland J.G. De Moor: The Evolution of the Bubble: Does it Matter? LA&HA Symposium 2019 Related videos Diego Gaviria: Implant Placement with Er:YAG Norberto Berna: Root Cementum Morphology Change After Ultrasonic Scaler vs Er:YAG Laser Radial Fire Tip Umberto Romeo: Hard and Soft Tissue Dental Lasers in Clinical Practice Kinga Grzech-Lesniak: Periodontal Biofilm Management with Neodymium and Erbium Lasers