About the Authors

Ramon Andrade de Mello

ramondemello@gmail.com

Affiliations Department of Medical Oncology, Head and Neck Unit, Portuguese Oncology Institute, Porto, Portugal, Department of Medicine and Biomedical Sciences, School of Medicine, University of Algarve, Faro, Portugal, Department of Medicine, Faculty of Medicine, University of Porto, Porto, Portugal

Sandra Gerós

Affiliations Service of Otorhinolaryngology, Head and Neck Unit, Portuguese Oncology Institute, Porto, Portugal, Department of Otorhinolaryngology and Cervical Facial Surgery, Centro Hospitalar de Vila Nova de Gaia/Espinho, Vila Nova de Gaia, Portugal

Marcos Pantarotto Alves

Affiliation Department of Medical Oncology, Head and Neck Unit, Portuguese Oncology Institute, Porto, Portugal

Filipa Moreira

Affiliation Department of Medicine, Faculty of Medicine, University of Porto, Porto, Portugal

Isabel Avezedo

Affiliation Department of Medical Oncology, Head and Neck Unit, Portuguese Oncology Institute, Porto, Portugal

José Dinis

Affiliation Department of Medical Oncology, Head and Neck Unit, Portuguese Oncology Institute, Porto, Portugal

Competing Interests

Ramon Andrade de Mello is an AE for PLOS ONE. However, this does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: RAM MPA JD. Performed the experiments: RAM SG FM. Analyzed the data: RAM MPA JD. Contributed reagents/materials/analysis tools: IA JD RAM SG MPA FM. Wrote the paper: RAM.