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1963年世界卫生组织(WHO)创建了收集和分析病毒疾病流行病学和实验室情报资料的系统,至1975年末参加这个工作计划系统的有
In 1963, the World Health Organization (WHO) created a system for collecting and analyzing epidemiological and laboratory information on viral diseases. By the end of 1975, it had participated in this work plan system