I re-encoded the file from 实习医生风云 HQ's forums, 你 can find it here:
link Seems to work much better. Note that it's just a rip from the TV 显示 (so interrupted 由 dialog and such)- unfortunately, it doesn't seem like they recorded a stand-alone version.
I really 爱情 the "original cover" as well- such a haunting version of the song. Well worth a purchase / 预览 on iTunes.