investigation into the separation and identification of the causitive agent, serological investigation in people and animals involved and epidemiological investigation;
病原体的分离、鉴定，人群、有关动物血清学调查以及流行病学调查；
We worked on equine rhinopneumonitis serological investigation in Xinjiang Uygor Autonomous Region both with this indirect ELISA and CFT(Complement Fixation Test).
用建立的间接ELISA法和补体结合试验对我区的9个地州作了马 鼻肺炎血清学调查。
Methods Subjects were collected from community population by stratified multi-stage cluster sampling method. The data gathered from case investigation and serological detection.
方法对社区人群采用多阶段分层整群随机抽样方法抽取研究对象，进行个案调查和血清学检测。
Methods: Using methods of field epidemiological investigation as well as serological, immunological and molecular-biological diagnosis to determine this outbreak.
方法采用现场流行病学调查的方法并依据血清学、免疫学以及分子生物学实验结果确认。
To understand the level of compliance with the epidemical investigation and serological tests after SARS .
了解本次血清流行病调查的依从性。
As revealed from retrospective investigation, the positive rate of serological reaction varied with the manner and intensity of previous contact with water in endemic area.
回顾性调查显示，既往不同暴露疫水方式和暴露强度的人群血清学阳性率不同。
As revealed from retrospective investigation, the positive rate of serological reaction varied with the manner and intensity of previous contact with water in endemic area.
回顾性调查显示，既往不同暴露疫水方式和暴露强度的人群血清学阳性率不同。
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