Memberships
ScientifiC Fellowships and international Relationships
- German Society for Otorhinolaryngology and Head and Neck Surgery (Chairman 2006/2007)
- Member of the “Leopoldina” National Academy of Sciences
- Member of the Executive Board of the “Plastic Head and Neck Surgery” Study Group within the “German Society for Otorhinolaryngology and Head and Neck Surgery”
- Founder and Chairman of the “Medithek“ of the “German Society for Otorhinolaryngology and Head and Neck Surgery”
- Adviser to the Executive Board of the “German Society for Plastic and Reconstructive Surgery”
- “German Society for Skull Base Surgery”
- European Academy of Facial Surgery (“The Joseph Society”)
- American Academy of Otolaryngology - Head and Neck Surgery (AAO-HNS)
- American Academy of Facial Plastic and Reconstructive Surgery (AAFPRS)
- Co-Publisher of the journal “HNO”, Springer-Verlag
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Alexandria, Egypt
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Leipzig, Germany
- Amman, Jordan
- Lindau, Germany
- Athens, Greece
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Linz, Austria
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Basel, Switzerland
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Los Angeles, USA
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Berlin, Germany
- Milano, Italy
- Boston, USA
- Melbourne, Australia
- Buenos Aires, Argentina
- New York City, NY, USA
- Bursa / Uludag, Turkey
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Newcastle, GB
- Dortmund, Germany
- Oslo, Norway
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Dubrovnik, Croatia
- Recklinghausen, Germany
- Erlangen, Germany
- Ratisbone, Germany
- Frankfurt/Main, Germany
- Riyad, Saudi Arabia
- Halle/Saale, Germany
- Rome, Italy
- Hanoi, Vietnam
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Salzburg, Austria
- Hamburg, Germany
- San Francisco, USA
- Innsbruck, Austria
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San Salvador, Brazil
- Istanbul, Turkey
- Shanghai, China
- Johannesburg, South-Africa
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Stockholm, Sweden
- Cairo, Egypt
- Sydney, Australia
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Klagenfurt, Austria
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Thessaloniki, Greece
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Cologne, Germany
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Washington, USA
- Copenhagen, Denmark
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Wien, Austria
- Las Vegas, USA
Invitations TO congresses for surgical demonstrations in the following places (alphabetical order):
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