Ownership and Use of Commercial Physical Activity Trackers Among Finnish Adolescents: Cross-Sectional Study by Ng, Kwok, Tynjälä, Jorma, Kokko, Sami

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PHYSICAL ACTIVITY PATTERNS OF ADOLESCENTS WITH LONG TERM ILLNESSES OR DISABILITIES IN FINNISH GENERAL EDUCATION by Ng, Kwok, Rintala, Pauli, Tynjala, Jorma, Villberg, Jari, Kannas, Lasse

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Attempts to lose weight among overweight and non-overweight adolescents: a cross-national survey by Tynjälä Jorma, Villberg Jari, Currie Candace, Välimaa Raili, Vereecken Carine, Ojala Kristiina, Kannas Lasse

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Test-retest reliability of selected items of Health Behaviour in School-aged Children (HBSC) survey questionnaire in Beijing, China by Liu Yang, Wang Mei, Tynjälä Jorma, Lv Yan, Villberg Jari, Zhang Zhouyang, Kannas Lasse

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