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Reliability of the Serbian version of the International Physical Activity Questionnaire for older adults http://t.co/dBxT7bKEUd
Reliability of the Serbian version of the International Physical Activity Questionnaire for older adults http://t.co/dBxT7bKEUd
Reliability of the Serbian version of the International Physical Activity Questionnaire for older adults http://t.co/swI1dngA3T