About retainer
ตั้งค่าคุกกี้One clear draw back of Hawley retainers is that they're very visible, especially if utilised over the upper enamel. When you transition to only putting on them at nighttime, however, this isn’t these kinds of a problem.รีเทนเนอร์มีกี่แบบ เลือกแบบไหน