title: Collagenase activity in tumors of the head and neck.
mesh_terms: D002294:Carcinoma, Squamous Cell / Q000201:enzymology; D006258:Head and Neck Neoplasms / Q000201:enzymology* / Q000401:mortality; D006801:Humans; D005779:Immunodiffusion; D007822:Laryngeal Neoplasms / Q000201:enzymology; D003012:Microbial Collagenase / Q000378:metabolism*
chemical_list: D003012:Microbial Collagenase