title: [The problem of paralleling the retaining holes at the time of preparation of pinledge retainers].
mesh_terms: D003442:Crowns; D003781:Denture Retention; D003829:Denture, Partial; D007284:Inlays
vernacular_title: To problema tou parallelismou ton phreation paktoseos ton elopagon SYNKRATETERON.