Unverified78% confidenceDecision RuleTime unknown
益生菌(如双歧杆菌、布拉氏酵母菌)可预防和缓解旅行者腹泻,但需冷藏保存的活菌制剂不适合长途携带,出行应选常温稳定剂型(如布拉氏酵母菌散)
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78%
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Long-term
Relevance
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