@article{article, title = {{An audit of sample sizes for pilot and feasibility trials being undertaken in the United Kingdom registered in the United Kingdom Clinical Research Network database.}}, url = {{http://eprints.whiterose.ac.uk/83449/ }}, year = {{2013}}, month = {{1}}, author = {{Billingham SAM and Whitehead AL and Julious SA}}, doi = {{10.1186/1471-2288-13-104}}, volume = {{13}}, journal = {{BMC Med Res Methodol}}, pages = {{104}}, note = {{Accessed on 2025/04/09}}}