A lot of models endorse changing your clear retainers every six months. Nonetheless, the dental industry experts we spoke to state that clear retainers can very last as many as 5 years with correct care. ความทนทานและอายุการใช้งานสั้นกว่าแบบลวด Relapse is Whenever your tooth return, partially or entirely, for their primary misaligned positions https://enricoq529bdg0.wikigdia.com/user