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Abstract
Entities: Disease
Mesh: See more » ChinaEsophageal Neoplasms/diagnosisEsophageal Neoplasms/surgeryHumansRural Population
Year: 1976 PMID: 819229
Source DB: PubMed Journal: Chin Med J (Engl) ISSN: 0366-6999 Impact factor: 2.628