This is a popular Disease - Gastroesophageal reflux disease (GER

來源: 於 2013-07-09 14:59:00 [舊帖] [給我悄悄話] 本文已被閱讀：次

http://en.wikipedia.org/wiki/Gastroesophageal_reflux_disease

You can see the X Ray Contrast reflux