这个词是什么意思？
A genus of the family PARAMYXOVIRIDAE (subfamily PNEUMOVIRINAE) where the human and bovine virions have neither hemagglutinin nor neuraminidase activity. RESPIRATORY SYNCYTIAL VIRUS, HUMAN is the type species.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D018111 · MeSH 2026。
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