Armstrong, M., Cairns, B., Green, J., Reeves, G., Beral, V., & Collaborators, T. M. W. S. (2011). Reported frequency of physical activity in a large epidemiological study: Relationship to specific activities and repeatability over time. BioMed Central.
Lua i Stíl Chicago (17ú heag.)Armstrong, M., B. Cairns, J. Green, G. Reeves, V. Beral, agus The Million Women Study Collaborators. Reported Frequency of Physical Activity in a Large Epidemiological Study: Relationship to Specific Activities and Repeatability over Time. BioMed Central, 2011.
Lua MLA (9ú heag.)Armstrong, M., et al. Reported Frequency of Physical Activity in a Large Epidemiological Study: Relationship to Specific Activities and Repeatability over Time. BioMed Central, 2011.
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