[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

孕16周前胎心位置低且被肠道气体干扰,即使专业仪器也难稳定听到,建议20周后再自测,否则易因找不到胎心引发焦虑

1
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85%
Confidence
Long-term
Relevance
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