1. Otorhinolaryngology Department Centro Hospitalar Universitário de S. João, EPE Porto Portugal
2. Unit of Anatomy, Department of Biomedicine, Faculty of Medicine University of Porto Porto Portugal
3. CINTESIS – Center for Health Technology and Services Research University of Porto Porto Portugal
4. Department of Surgery and Physiology University of Porto Porto Portugal
5. MEDCIDS – Department of Community Medicine, Information and Health Decision Sciences, Faculty of Medicine University of Porto Porto Portugal
6. Allergy Unit Instituto & Hospital CUF‐Porto Porto Portugal
7. TOXRUN – Toxicology Research Unit University Institute of Health Sciences, CESPU, CRL Gandra Portugal