这个词是什么意思？
Vaccines used to prevent POLIOMYELITIS. They include inactivated (POLIOVIRUS VACCINE, INACTIVATED) and oral vaccines (POLIOVIRUS VACCINE, ORAL).
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D023321 · MeSH 2026。
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