5 SIMPLE TECHNIQUES FOR ทํารีเทนเนอร์

: a device or construction that holds some thing in position: such as a : the Element of a dental alternative (like a bridge) by which it's built rapidly to adjacent organic tooth b : a dental appliance used to keep teeth in proper position Specially next orthodontic treatment methodตรวจหาเชื้อ-ภูมิคุ้มกั�