Cite
MLA Citation
E Limb et al.. “OP81 Long-term objective physical activity data from two primary care pedometer-based randomised controlled trials in middle-aged and older adults– are there still positive trial effects at 3 and 4 years?.” Journal of epidemiology and community health, vol. 71, n.d., pp. A40–A41. http://access.bl.uk/ark:/81055/vdc_100135149463.0x000023