Martin, K. R., Cooper, R., Harris, T. B., Brage, S., Hardy, R., & Kuh, D. (2014). Patterns of Leisure-Time Physical Activity Participation in a British Birth Cohort at Early Old Age. Public Library of Science.

Martin, Kathryn R., Rachel Cooper, Tamara B. Harris, Soren Brage, Rebecca Hardy, and Diana Kuh. Patterns of Leisure-Time Physical Activity Participation in a British Birth Cohort At Early Old Age. Public Library of Science, 2014.

Martin, Kathryn R., et al. Patterns of Leisure-Time Physical Activity Participation in a British Birth Cohort At Early Old Age. Public Library of Science, 2014.