Wakatsuki, Masaru Clinical usefulness of CYFRA 21-1 for esophageal squamous cell carcinoma in radiation therapy. [electronic resource] - Journal of gastroenterology and hepatology May 2007 - 715-9 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0815-9319 Standard No.: 10.1111/j.1440-1746.2006.04498.x doi Subjects--Topical Terms: AgedAged, 80 and overAntigens, Neoplasm--bloodBiomarkers, Tumor--bloodCarcinoma, Squamous Cell--bloodEsophageal Neoplasms--bloodFemaleFollow-Up StudiesHumansKeratin-19Keratins--bloodLymph Nodes--pathologyMaleMiddle AgedNeoplasm InvasivenessNeoplasm StagingPrognosisRecurrenceSerpins--bloodTime FactorsTreatment Outcome