可是中國人胃病發病率高於西方國家,這怎麽解釋?
所有跟帖:
• 沒有分餐,合在一起,口水交換就是細菌交換。 -dw8866- ♂ (0 bytes) () 08/22/2016 postreply 12:59:04
• 沒有分餐,合在一起,口水交換就是細菌交換。 -dw8866- ♂ (0 bytes) () 08/22/2016 postreply 12:59:04
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