Multiple health complaints more than once a week VOLUME 1 A FOCUS ON ADOLESCENT MENTAL HEALTH AND WELL-BEING IN EUROPE, CENTRAL ASIA AND CANADA HEALTH BEHAVIOUR IN SCHOOL-AGED CHILDREN (HBSC) INTERNATIONAL REPORT FROM THE 2021/2022 SURVEY 2013/2014 2017/2018 2021/2022 50 40 30 20 10 0
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