那個65~75歲老年人看急診的概率計算不是一帆風順。。。
所有跟帖:
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10 years each year no emergency
-borisg-
♂
(239 bytes)
()
09/02/2024 postreply
08:21:57
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I see. Good explanations.
-yardworker-
♀
(60 bytes)
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09/02/2024 postreply
08:26:54