연자김정일 원장 언어한국어 자막영어 재생시간 15:02 Free 회원가입 3 Pathway Intraoral X-ray Bitewing X-ray Mesiodens H-W X-ray Supernumerary Initial STO Surgical treatment objective Periodontal examination Set up model TMJ X-ray BruxChecker Mounted model TMJ analysis
