| 释义 |
epidemiologic investigation
基本例句
流行病学调查
An epidemiological investigation of the case was unable to uncover a history of exposure to dead or diseased birds.对病例的流行病学调查未发现死禽或病禽接触史。
Methods The investigation of the epidemic area,the isolation of Orientia tsutsugamushi,the study of pervention measures were carried out.方法疫源地流行病学调查，病原分离鉴定与分子生物学研究，预防措施的制定。 |