| Berufsverband Deutscher Oralchirurgen - BDO | www.oralchirurgie.org |
| European Federation of Oral Surgery Societies - EFOSS | www.efoss.eu |
| International Federation of Dental Anesthesiology Societies - IFDAS | www.ifdas.org |
| European Federation of the Advancement of Dental Anesthesia in Dentistry - EFAAD | www.efaad.squarespace.com |
| Dentallabor Hessel & Lutgen | www.hessel-lutgen.de |
| Frau Dr. Plein-Jakobs | www.Villasany.de |
| Verband der „The European Centers for Dental Implantology - ECDI “ | www.zahnimplantate.com |