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[The incidence and causes of missing front teeth in children and youths]
Fortschritte Der Kieferorthopadie
|August 1, 1989
Abstract:
The frequency and aetiology of missing front teeth was ascertained in 1118 patients aged between ten and 20 years. Nearly every tenth patient had one ore more missing front teeth. Congenitally absent teeth accounted for 59.4% of the total.