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Table 1 Sample distribution by gender and age

From: Comparative assessment of the Willems dental age estimation methods: a Chinese population-based radiographic study

Age group

Boys

Girls

Total

11

73

105

178

12

112

97

209

13

109

99

208

14

106

105

211

15

96

110

206

16

86

113

199

Total

582

629

1211

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BMC Oral Health

ISSN: 1472-6831

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