[KongchangAI]
Unverified80% confidenceTradeoffTime unknown

接种提前量与免疫保护存在权衡:越早接种抗体越充分,但灭活疫苗抗体会随时间衰减,因此过早(如提前半年以上)对短期防护意义不大,最佳窗口为出发前2-6周

1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen

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curl https://kongchang.com/api/v1/knowledge/claims/134789
MCP
get_claim(id=134789)