@article{article, title  = {{Searching for Trial Protocols: a comparison of methods}},

 publisher = {{Wiley}},

 url = {{https://eprints.whiterose.ac.uk/id/eprint/122891 https://doi.org/10.1002/jrsm.1281 }},

 year = {{2017}},

 month = {{11}},

 author = {{Sutton AJ and Galvan De La Cruz MC and Leaviss J and Booth A}},

 doi = {{10.1002/jrsm.1281}},

 volume = {{9}},

 journal = {{Research Synthesis Methods}},

 issue = {{4}},

 pages = {{551-560}},

 note = {{Accessed on 2025/10/31}}}