According to Chen Kow-tong, director of the division of surveillance at the CDC, every case of hantavirus in Taiwan since monitoring began in 1984 has involved individuals infected while traveling overseas.
衛生署疾病管制局疫情組組長陳國東指出，漢他病毒由八十四年監測至今，感染者都是由境外移入，花蓮吳氏夫婦是首次發現的本土型病例。