Unverified50% confidenceDecision RuleTime unknown
0-6月龄婴儿视觉发育未成熟，只能分辨高对比黑白红色卡，此阶段不该购买彩色认知卡，应选黑白卡（每张单一图案、线条粗）
0
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50%
Confidence
Long-term
Relevance
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curl https://kongchang.com/api/v1/knowledge/claims/286370MCP
get_claim(id=286370)