目的了解大型建筑工地流动人群中流行性脑脊髓膜炎(流脑)爆发的特点，评价防制措施的效果。
Objective to find out the characteristics of epidemic cerebrospinal meningitis outbreak among floating population in construction sites and to evaluate the effect of control measures.
目的应用实验室免疫血清学方法监测合肥市流行性脑脊髓膜炎（流脑）患者感染状况以及易感人群免疫水平。
Objective To determine the infection status and immunity level of epidemic cerebrospinal meningitis in susceptible population in Hefei based on immunoserological surveillance.
了解德州市健康人群A群与C群流行性脑脊髓膜炎（下称流脑）抗体水平，为预防流脑提供科学依据。
To understand antibody level of group A and group C epidemic cerebrospinal meningitis in healthy population in Dezhou.
目的了解学校流行性脑脊髓膜炎(流脑)爆发的特点，评价防制措施的效果。
Objective To analyze the characteristics of an outbreak of epidemic cerebrospinal meningitis in a middle school and assess the effect of control measures.
目的了解学校流行性脑脊髓膜炎(流脑)爆发的特点，评价防制措施的效果。
Objective To analyze the characteristics of an outbreak of epidemic cerebrospinal meningitis in a middle school and assess the effect of control measures.
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