Williamson, J. D., Espeland, M., Kritchevsky, S. B., Newman, A. B., King, A. C., Pahor, M., . . . Miller, M. E. (2009). Changes in Cognitive Function in a Randomized Trial of Physical Activity: Results of the Lifestyle Interventions and Independence for Elders Pilot Study. Oxford University Press.

Williamson, Jeff D., Mark Espeland, Stephen B. Kritchevsky, Anne B. Newman, Abby C. King, Marco Pahor, Jack M. Guralnik, Leslie A. Pruitt, and Michael E. Miller. Changes in Cognitive Function in a Randomized Trial of Physical Activity: Results of the Lifestyle Interventions and Independence for Elders Pilot Study. Oxford University Press, 2009.

Williamson, Jeff D., et al. Changes in Cognitive Function in a Randomized Trial of Physical Activity: Results of the Lifestyle Interventions and Independence for Elders Pilot Study. Oxford University Press, 2009.