Online Seminar: Rene Franzen – the 5 most common mistakes in understanding dental laser physicsThis entry was posted in News Online Seminar waled and tagged Online Seminar on 14. July 2020 by Rene Franzen Rene Franzen is hosting a Zoom meeting. Topic: : René Franzen – the 5 most common mistakes in understanding dental laser physicsTime: Jul 16, 2020 06:00 PM Brussels