欧洲感染流行病学研究 European prevalence of infection

中华感染流行病学杂志 Chinese Journal of Infectious Epidemiology

传染病流行区 infected area

传染病流行病学 infectious disease epidemiology ; Epidemiology of Infectious Disease

感染症流行予测调查 NESVPD

对河流污染进行调查 To investigate the river pollution ; Investigation of river pollution

传染病及热带流行病 Infectious Disease & Tropical Disease

传染病流行 outbreak of infectious diseases

感染症流行予测调査 NESVPD