Institutions:
  1. COVID-19 Task Force of the Young-Otolaryngologists of the International Federations of Oto-rhino-laryngological Societies (YO-IFOS).
  2. Department of Human Anatomy and Experimental Oncology, Faculty of Medicine, UMONS Research Institute for Health Sciences and Technology, University of Mons (UMons), Mons, Belgium
  3. Department of Otolaryngology-Head & Neck Surgery, Foch Hospital, School of Medicine, UFR Simone Veil, Université Versailles Saint-Quentin-en-Yvelines (Paris Saclay University), Paris, France.
  4. Department of Otorhinolaryngology and Head and Neck Surgery, CHU de Bruxelles, CHU Saint-Pierre, School of Medicine, Université Libre de Bruxelles, Brussels, Belgium.
  5. Department of Surgery, EpiCURA Hospital, Hornu, Belgium.
  6. Department of Internal Medicine, EpiCURA Hospital, Baudour, Belgium.
  7. Department of Otorhinolaryngology-Head & Neck Surgery, Hospital Universitario Donostia, San Sebastian, Spain.
  8. Department of Otolaryngology-Head & Neck Surgery, EpiCURA Hospital, Baudour, Belgium.
  9. Maxillofacial Surgery Unit, University Hospital of Sassari, Sassari, Italy.
  10. Department of Intensive Care, EpiCURA Hospital, Hornu, Belgium.
  11. Institute for Medical Immunology, Université libre de Bruxelles, Brussels, Belgium.
* Dr Saussez & Dr Journe have equally contributed to this work and should be regarded as joint senior authors.
Running title: Coronavirus and Olfaction.
Acknowledgments: The workers of the Anatomy Lab of UMONS who helped to collect data.
Conflict of interest statement : The authors have no conflicts of interest