農村的老人和城裏的窮人，年老後駝背的很多，感覺與缺少肉食有關。進入90年代，城裏人駝背的就少了。

來源: 欲千北於 2017-11-08 05:13:40 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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