方法对某HIV流行地区人们作病史询问及血清实验室检测。
Methods ELISA was applied to detect HGV-Ab and HIV-Ab in villagers who were interviewed in HIV epidemic region.
结果造成误诊误治的原因为病史询问和分析不仔细，另一原因是手术探查不彻底。
Result The reasons of alimentary tract bleeding were that the disease history was not carefully inquired and analyzed.
通过病史询问及调查获取实验组冠心病危险因素的资料，进一步分析其与冠心病的关系。
Risk factors for coronary artery disease were obtained by asking the medical history and the relation ship was analyzed with coronary artery disease.
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