Unverified90% confidenceCautionTime unknown
新生儿前3个月颈椎几乎无生理弯曲，儿科医生普遍建议3个月内无需使用枕头；若宝宝尚无明显偏头迹象，过早使用定型枕意义有限
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90%
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Long-term
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