title: [Blood and urinary methotrexate determinations in patients with squamous cell carcinoma of the head and neck area].
mesh_terms: D002294:Carcinoma, Squamous Cell / Q000188:drug therapy*; D004796:Clinical Enzyme Tests; D004359:Drug Therapy, Combination; D005492:Folic Acid / Q000008:administration & dosage; D006258:Head and Neck Neoplasms / Q000188:drug therapy*; D006801:Humans; D008727:Methotrexate / Q000008:administration & dosage / Q000009:adverse effects / Q000032:analysis*; D011863:Radioimmunoassay
chemical_list: D005492:Folic Acid; D008727:Methotrexate
vernacular_title: Spiegelbepalingen van methotrexaat in bloed en urine bij patiënten met plaveiselcelcarcinoom in het hoofd-halsgebied.