Health Behavior Changes in Korean Adolescents before and during the COVID-19 Pandemic: Secondary Data Analysis of the 2019~2020 Youth Health Risk Behavior Web-Based Survey (코로나19 팬데믹 전후 청소년의 건강행태 비교: 2019~2020 청소년 건강행태 온라인조사를 이용한 2차 자료분석)
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- Journal of the Korean Society of School Health
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- v.34 no.3
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- pp.179-189
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- 2021