‘Let’s Move It’ – a school-based multilevel intervention to increase physical activity and reduce sedentary behaviour among older adolescents in vocational secondary schools: a study protocol for a cluster-randomised trial

• Nelli E. HankonenUniversity of Helsinki
• Matti T. J. HeinoUniversity of Helsinki
• Vera Araújo‐SoaresNewcastle University
• Falko F. SniehottaNewcastle University
• Reijo SundUniversity of Helsinki
• Tommi Juhani VasankariUrho Kaleva Kekkonen Institute
• Pilvikki AbsetzUniversity of Tampere
• Katja BorodulinFinnish Institute for Health and Welfare
• Antti K. UutelaFinnish Institute for Health and Welfare
• Taru LintunenUniversity of Jyväskylä
• Ari HaukkalaUniversity of Helsinki