Kleopatra Karaiskaki: Combined Application of Nd:YAG and Er:YAG Lasers in Nonsurgical Therapy of Chronic Periodontitis LA&HA Symposium 2019 Related videos Rita El Feghal: Change Your Tool, Change Your Life: LightWalker® is the One Roeland De Moor: Laser Activated Irrigation with PIPS: Safe and Efficient. Insight into Cavitation, Fluid Streaming and Pressure Generation Steven Pohlhaus: Oral Surgery Applications and Ridge Preservation with a Dual Wavelength Laser Douglas Hanson: Photobiomodulation - a Musculoskeletal Application