Holden, M. A., Nicholls, E. E., Young, J., Hay, E. M., & Foster, N. E. (2015). Exercise and physical activity in older adults with knee pain: A mixed methods study. Rheumatology (Oxford).

Holden, Melanie A., Elaine E. Nicholls, Julie Young, Elaine M. Hay, و Nadine E. Foster. "Exercise and Physical Activity in Older Adults With Knee Pain: A Mixed Methods Study." Rheumatology (Oxford) 2015.

Holden, Melanie A., et al. "Exercise and Physical Activity in Older Adults With Knee Pain: A Mixed Methods Study." Rheumatology (Oxford) 2015.