Background Healthcare workers are considered a particularly high-risk group during the coronavirus disease 2019 (COVID-1......

目的 了解云南省腺鼠疫康复人群血清F1抗体的水平分布和影响因素,为鼠疫防治提供理论依 据.方法 采用病例对照研究.以云南省1986-2......