Recruiting to a large-scale physical activity randomised controlled trial – experiences with the gift of hindsight
Crossref DOI link: https://doi.org/10.1186/s13063-016-1229-0
Published Online: 2016-02-24
Published Print: 2016-12
Update policy: https://doi.org/10.1007/springer_crossmark_policy
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Copeland, Robert J.
Horspool, Kimberley
Humphreys, Liam
Scott, Emma