Table 1.

Tumour sample origin

Tumour sample	Origin
T 123	Hypopharynx-larynx-carcinoma
T 126	Sinus piriformis lymph node metastasis level III
T 128	Primary tumour of T 126 (sinus piriformis)
T 129	Cervical lymph node metastasis level III–IV (Histology: PEC)
T 130	Primary tumour of T 129
T 131	Hypopharynx-larynx-carcinoma
T 133	Supraglottic hypopharynx-larynx-carcinoma; stage T4a
T 134	Lymph node metastasis after neck dissection of tumour