![](/img/cover-not-exists.png)
Validity of Four Short Physical Activity Questionnaires in Middle-Aged Persons
M??DER, URS, MARTIN, BRIAN W., SCHUTZ, YVES, MARTI, BERNARDVolume:
38
Language:
english
Journal:
Medicine & Science in Sports & Exercise
DOI:
10.1249/01.mss.0000227310.18902.28
Date:
July, 2006
File:
PDF, 800 KB
english, 2006