Correction to: Transferring the sandwich principle to instructional videos: is it worth the effort?

• Anna Bock,
• Christina Thomas,
• Marius Heitzer,
• Philipp Winnand,
• Florian Peters,
• Martin Lemos,
• Frank Hölzle,
• Ali Modabber

Affiliations

Anna Bock

Department of Oral and Maxillofacial Surgery, University Hospital RWTH Aachen

Christina Thomas

Department of Oral and Maxillofacial Surgery, University Hospital RWTH Aachen

Marius Heitzer

Department of Oral and Maxillofacial Surgery, University Hospital RWTH Aachen

Philipp Winnand

Department of Oral and Maxillofacial Surgery, University Hospital RWTH Aachen

Florian Peters

Department of Oral and Maxillofacial Surgery, University Hospital RWTH Aachen

Martin Lemos

Audiovisual Media Center, Medical Faculty, RWTH Aachen University

Frank Hölzle

Department of Oral and Maxillofacial Surgery, University Hospital RWTH Aachen

Ali Modabber

Department of Oral and Maxillofacial Surgery, University Hospital RWTH Aachen