title: [Effect of streptococcal preparation "PC-B-45" on malignant head and neck tumors].
mesh_terms: D000328:Adult; D000368:Aged; D000903:Antibiotics, Antineoplastic / Q000627:therapeutic use*; D002294:Carcinoma, Squamous Cell / Q000188:drug therapy*; D005260:Female; D006801:Humans; D007267:Injections; D016403:Lymphoma, Large B-Cell, Diffuse / Q000188:drug therapy; D008297:Male; D008545:Melanoma / Q000188:drug therapy; D008875:Middle Aged; D010157:Palatal Neoplasms / Q000188:drug therapy*; D013291:Streptococcus
chemical_list: D000903:Antibiotics, Antineoplastic