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Molecular analyses of African swine fever (ASF) outbreaks in northern and central Vietnam during 2023-2024 revealed a rapid expansion (14.1%-42.2%) of recombinant ASF virus genotypes I and II. Increased prevalence and resistance to commercial ASF vaccines underscore the urgent need for better ASF control and an updated vaccine in Vietnam.
Nguyen et al. (Wed,) studied this question.