Retention lock
نام نویسنده:
منابع:
Heymann HO, Swift Jr. EJ, Ritter AV. Sturdevant’s Art and Science of Operative Dentistry. 6th ed.Elsevier,april,2013.ch 16p432
Heymann HO, Swift Jr. EJ, Ritter AV. Sturdevant’s Art and Science of Operative Dentistry. 6th ed.Elsevier,april,2013.ch 16p432