Survey of proper practice of toothbrushing place in elementary school, middle school and high school in some part of Gyeonggi-Do (경기도 일부 초·중·고등학교의 바른양치실천 및 양치시설실태)
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- Journal of Korean society of Dental Hygiene
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- v.12 no.6
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- pp.1212-1220
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- 2012