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TABLE 1: Summary of the study group
Patient/Age (y)/Sex Pathology History
1/74/M Retromolar trigone squamous cell cancer Not applicable
2/28/M Fat necrosis Surgically treated parotid gland acinic cell cancer
3/43/M Floor-of-the-mouth squamous cell cancer Not applicable
4/56/M Granulation tissue, chronic inflammation Oropharyngeal squamous cell cancer treated with chemoirradiation
5/17/F Parotid pleomorphic adenoma Not applicable
6/63/M Chronic inflammation Diffuse large cell B lymphoma treated with chemotherapy
7/40/M Vocal cord, atypical vascular proliferation Not applicable
8/74/F Goiter Not applicable
9/68/M Orbital alveolar rhabdomyosarcoma Not applicable
10/56/F Active chronic inflammation of hypopharynx Not applicable
11/58/M Gingival squamous cell cancer Not applicable
12/80/F Recurrent larynegeal squamous cell cancer Previously treated with chemoirradiation

Patient/Age (y)/Sex	Pathology	History
1/74/M	Retromolar trigone squamous cell cancer	Not applicable
2/28/M	Fat necrosis	Surgically treated parotid gland acinic cell cancer
3/43/M	Floor-of-the-mouth squamous cell cancer	Not applicable
4/56/M	Granulation tissue, chronic inflammation	Oropharyngeal squamous cell cancer treated with chemoirradiation
5/17/F	Parotid pleomorphic adenoma	Not applicable
6/63/M	Chronic inflammation	Diffuse large cell B lymphoma treated with chemotherapy
7/40/M	Vocal cord, atypical vascular proliferation	Not applicable
8/74/F	Goiter	Not applicable
9/68/M	Orbital alveolar rhabdomyosarcoma	Not applicable
10/56/F	Active chronic inflammation of hypopharynx	Not applicable
11/58/M	Gingival squamous cell cancer	Not applicable
12/80/F	Recurrent larynegeal squamous cell cancer	Previously treated with chemoirradiation