(Q71959405)
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Validity and repeatability of a modified Baecke questionnaire on physical activity (English)
Validity and Repeatability of a Modified Baecke Questionnaire on Physical Activity (English)
1 reference
M. A. Pols
P. H. Peeters
H. B. Bueno-De-Mesquita
M. C. Ocké
C. A. Wentink
H. C. Kemper