- Áustria / Österreich
- Bósnia e Herzegovina / Босна и Херцеговина
- Bulgária / България
- Croácia / Hrvatska
- República Checa; Eslováquia / Česká republika & Slovensko
- França / France
- Alemanha / Deutschland
- Grécia / ΕΛΛΑΔΑ
- Itália / Italia
- Países Baixos / Nederland
- Países Nórdicos / Nordic
- Polónia / Polska
- Portugal / Portugal
- Roménia; Moldávia / România & Moldova
- Eslovénia / Slovenija
- Sérvia; Montenegro / Србија и Црна Гора
- Espanha / España
- Suíça / Schweiz
- Turquia / Türkiye
- Reino Unido e Irlanda / UK & Ireland
Dr Brian Buehler has been practising dentistry for more than 20 years. He received his DDS from the University of Southern California’s School of Dentistry in Los Angeles and his BA in Economics from
the University of California, Los Angeles. Buehler has worked as a beta-tester for both Sirona and E4D. He still works as an advisor to Sirona in product development and placement.