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Table 1 Tumor characteristics

From: Determination of cytokine protein levels in oral secretions in patients undergoing radiotherapy for head and neck malignancies

Site

n

  Oral cavity

2

  Oropharynx

5

  Larynx

2

  Hypopharynx

2

T-stage

 

  T1

1

  T2

3

  T3

3

  T4

4

N-stage

 

  N0

3

  N1

-

  N2

7

  N3

1