哦，那就好理解了，大概还是成本高，推荐给患者容易背包袱。

来源: 雨中小花于 2015-05-08 00:24:05 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.