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pro vyhledávání: '"Kwang‐lai Jeong"'
Publikováno v:
Journal of public health dentistry. 54(4)
Objectives This study assessed the knowledge and opinions of caries prevention and source of oral health information among Koreans. Methods A questionnaire consisting of 36 items was used to interview 2,000 Koreans 10 through 69 years of age. Results