title: [Frequency and efficiency of orthodontic extractions].
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D003604:Czechoslovakia; D006801:Humans; D009971:Orthodontics, Corrective; D013223:Statistics as Topic; D014081:Tooth Extraction
vernacular_title: Príspevok k frekvenci a efektivite celustnoortopedických extrakcií