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Avn

abbr. 航空（aviation）；阿维尼瓮（Avini urn，法国城市）

1、房室结

房室结

avn aviation国际

avn reentrant房室结折返性

Therapeutic instrument for AVN股骨头坏死治疗仪

new therapy for AVN股骨头坏死新疗法

intra-avn dual pathway conduction theory房室结内双径传导学说

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