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Data-based Approach for Developing a Physical Activity Frequency Questionnaire
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Journal Title: | American Journal of Epidemiology |
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Authors and Corporations: | , , , , , |
In: | American Journal of Epidemiology, 147, 1998, 2, p. 147-154 |
Type of Resource: | E-Article |
Language: | English |
published: |
Oxford University Press (OUP)
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Subjects: |