Centre for health Protection controller Thomas Tsang Ho-fai said the health of traders is being closely monitored.
卫生防护中心总监曾浩辉表示他们正密切关注商贩的健康状况。
Centre for Health Protection Controller Dr Thomas Tsang said 419 cases have been recorded so far this year, well above the historic baseline.
衞生防护中心总监曾浩辉表示，今年的猩红热个案截至上周五已有419宗，较过往正常数字高两至三倍。
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