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Authors
Schönenberger, Silvia
Al-Suwaidan, Faisal
Kieser, Meinhard
Uhlmann, Lorenz
Bösel, Julian
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Article History
First Online: 2 February 2016
Compliance with Ethical Standards
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: Dr. Bösel received travel grants and speaker honoraria from Covidien and Sedana. Dr. Schönenberger, Dr. Al-Suwaidan, Dr. Kieser, and Mr. Uhlmann report no conflicts.
Free to read: This content has been made available to all.
