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Preventive Medicine  2019, Vol. 31 Issue (9): 908-910    DOI: 10.19485/j.cnki.issn2096-5087.2019.09.011
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Analysis of seasonality of hand-food-and-mouth disease in Luohe by concentration ratio and the circular distribution
LIU Wei-guang, ZHAO Gui-rang, HUANG Dao-jing, et al