Article 1 Head and neck oncology 1 Latin square design 1 Medical decision-making 1 National survey 1 Patients' socioeconomic status Practitioners' specialty 1 Wart virus 1 adult 1 aged 1 blue collar worker 1 cancer chemotherapy 1 cancer combination chemotherapy 1 cancer prognosis 1 cancer radiotherapy 1 cancer recurrence 1 cancer surgery 1 cancer therapy 1 clinical article 1 clinical assessment 1 clinical practice 1 comorbidity 1 controlled study 1 cross-sectional study 1 dental surgeon 1 disease control 1 disease free survival 1 female 1 functional status 1 general condition 1