SUBCLINICAL CARCINOMA OF THE ESOPHAGUS. STUDY OF SECOND PRIMARY CARCINOMA.
D000293:Adolescent; D002277:Carcinoma; D002294:Carcinoma, Squamous Cell; D002648:Child; D004938:Esophageal Neoplasms; D005853:Geriatrics; D009062:Mouth Neoplasms; D010336:Pathology; D012106:Research; D013223:Statistics as Topic
ADOLESCENCE; CARCINOMA, EPIDERMOID; CHILD; ESOPHAGEAL NEOPLASMS; GERIATRICS; MOUTH NEOPLASMS; PATHOLOGY; STATISTICS