Expansion of yellow fever vaccination recommendations, Rio Grande do Sul, Brazil, 2001—2009.

Number of municipalities with yellow fever vaccine recommendations and municipalities in which vaccination against yellow fever was recommended during a yellow fever outbreak, by time period, number of municipalities affected and resident population.

按时间段、受影响行政市（municipalities）数量及常住人口分组统计的两类行政市数量：一类为已发布黄热病（yellow fever）疫苗接种建议的行政市数量，另一类为黄热病暴发疫情（yellow fever outbreak）期间被推荐实施黄热病疫苗接种的行政市数量。