[KongchangAI]
Unverified88% confidenceDecision RuleTime unknown

3-6个月可用高度1cm以内的超薄透气枕过渡;6个月-1岁颈椎前凸开始形成,枕高约3cm;1-3岁约3-6cm;3岁以上6-9cm,判断标准为侧卧时头颈与脊柱保持水平直线

1
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88%
Confidence
Long-term
Relevance
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