Because many hospitals had paid little heed to epidemiology, they were forced to stand helplessly by, able only to be reactive and seek outside assistance once they discovered the SARS infection had begun to spread.
也就由於醫院對流行病學的警覺度不足，此次許多醫院發現 SARS 感染源散佈出去後，卻只能被動地尋求外界協助，而無法有效因應。