Table 1.

In- and exclusion criteria for relevance of the article

Inclusion	Exclusion
Oral cavity, oropharynx, hypopharynx, larynx and/or nasopharynx carcinoma	Inclusion of patients <1,990
T2–4 squamous cell carcinoma	Population ≤10
Treatment with chemoradiotherapy	Treatment with surgery or radiotherapy alone
Outcome measurements of speech and/or Voice	Outcomes solely about survival, nutrition or toxic effects