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Stability in physical activity levels in young adolescents
ANDERSSEN, NORMAN, KLEPP, KNUT-INGE, AAS, HENRIK, JAKOBSEN, REIDARVolume:
4
Year:
1994
Language:
english
Journal:
The European Journal of Public Health
DOI:
10.1093/eurpub/4.3.175
File:
PDF, 522 KB
english, 1994