Alan Dalessandro: Solutions for Peri-Implantitis - A Multi-Factoral Problem LA&HA Symposium 2020 Related videos Roeland J.G. De Moor: Next Level Endodontics: The Evolution of Bubbles. Part I Fernando Duarte: LightWalker in Oral Surgery / Oral Lesions Marcin Nowosielski: Er:YAG and Nd:YAG Assisted Apical Endodontic Microsurgery Protocol Ilay Maden: My Journey with Fotona