Background information
How do I brush my teeth properly? An expert can tell you
by Marc Frei
Marc Frei
Specialist Dentist for Oral Surgery SSO with a Master of Advanced Studies in Oral and Implant Surgery, University of Bern (MAS ORALSURG and IMPSURG Unibe) Dr. med. dent. Frei runs a practice in Berne, is an affiliated doctor at the Hirslanden Clinic Permanence, external senior physician at the Clinic for Oral Surgery and Stomatology of the University of Berne, dental supervisor at SC Berne and head of ITI Study Club Berne 2.