Methods 24712 normal persons were screened by occult blood bead.Subsequent fibergastroscopy was performed for definite diagnosis in persons with positive results(),().
方法对自然人群中24712例志愿者行隐血珠
测,对测结果为“”及“”者作纤维
进
步查确诊,并进行统计分析。
查术Methods 24712 normal persons were screened by occult blood bead.Subsequent fibergastroscopy was performed for definite diagnosis in persons with positive results(),().
方法对自然人群中24712例志愿者行隐血珠测,对测结果为“”及“”者作纤维进步查确诊,并进行统计分析。
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