可以給個處處麽?

來源: 2019-03-11 20:39:02 [舊帖] [給我悄悄話] 本文已被閱讀:

我找到這個

 

 linked beta-carotene, which is naturally found in carrots, squash, spinach, and other colorful vegetables, to an increased lung cancer risk in smoker。