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Validation and extension of a simple questionnaire to assess physical activity in pre-school children
Bayer, Otmar, Jarczok, Marc, Fischer, Joachim, von Kries, Rüdiger, De Bock, FreiaVolume:
15
Language:
english
Journal:
Public Health Nutrition
DOI:
10.1017/s1368980012001243
Date:
September, 2012
File:
PDF, 232 KB
english, 2012