✔ 最佳答案
http://www.dchk.org.hk/list/list1.htm
The list of orthodontist......they all know how to do inside.....because inside is a bit difficult.....and they will be more professional than the normal dentist......
By the way, the cost will be more expensive.....while more difficult...you can discuss
with them.......
Normally the price is around $25000 to $70000 depen on the difficultity of your cases.