@inbook{inbook, title  = {{Pilot studies in clinical research}},

 publisher = {{Wiley}},

 url = {{https://eprints.whiterose.ac.uk/id/eprint/168166 }},

 year = {{2020}},

 month = {{11}},

 author = {{Whitehead AL and Julious SA}},

 doi = {{10.1002/9781118445112.stat08205}},

 isbn = {{9781118445112}},

 note = {{Accessed on 2025/12/06}}}