This paper analyses the relationship between family contracting malignant tumor history and contracting alimentary canal cancer by case-control study.
本文对106例消化道肿瘤患者和100例健康人进行恶性肿瘤家族史的病例对照研究。
This paper analyses the relationship between family contracting malignant tumor history and contracting alimentary canal cancer by case-control study.
本文对106例消化道肿瘤患者和100例健康人进行恶性肿瘤家族史的病例对照研究。
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