[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

颈环内径需比宝宝颈围大1-2指(约1.5-2cm):过紧压迫气管颈动脉窦、过松则头部易滑脱入水,购买前务必量颈围而非仅看月龄标注

1
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80%
Confidence
Long-term
Relevance
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curl https://kongchang.com/api/v1/knowledge/claims/274463
MCP
get_claim(id=274463)