Methods a prospective clinical epidemiological study was carried out to observe the inducing factors and syndrome differentiation regulations of cholelithiasis.
方法胆石病诱发因素和辨证规律采用前瞻性临床流行病学调查方法。
To monitor the distribution and resistance of enteric pathogenic bacteria in Beijing to offer the data for guiding epidemiological study and clinical treatment.
目的监测北京地区肠道致病菌的组成及耐药状况，为本地区的流行病学研究及临床合理用药提供依据。
Methods To study the behavior disorders among the mild AD patients using clinical epidemiological way.
方法利用临床流行病学的方法调查轻度AD病人的行为障碍。
A clinical epidemiological case - control study was, therefore, carried out to explore the risk factors of endometriosis.
本课题采用临床流行病学的病例—对照研究方法，以探讨异位症发病的高危因素。
Research MethodsBased on the research literature, the combination of expert advice, the establishment of COPD epidemiological information questionnaire to start multi-center clinical study.
研究方法以文献调研为基础，结合专家意见，建立COPD流行病学信息调查表，展开多中心临床调研。
Research MethodsBased on the research literature, the combination of expert advice, the establishment of COPD epidemiological information questionnaire to start multi-center clinical study.
研究方法以文献调研为基础，结合专家意见，建立COPD流行病学信息调查表，展开多中心临床调研。
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