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Showing 1 to 1 of 1 for “"Demirjian system"”.
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A Secular Increase in the Tempos of Tooth Formation: 1980-2010
… lower 8 permanent tooth types using the 8-grade Demirjian system (Demirjian A, Goldstein H, Tanner JM. A new system of dental age assessment. Hum Biol 1973;45:211-27). Proportional hazards analysis was used to test for cohort differences while controlling for sexual dimorphism in tooth formation …