@article{article, title  = {{Migraine day frequency in migraine prevention: longitudinal modelling approaches}},

 publisher = {{BMC}},

 url = {{https://eprints.whiterose.ac.uk/id/eprint/142415 https://doi.org/10.1186/s12874-019-0664-5 }},

 year = {{2019}},

 month = {{1}},

 author = {{Di Tanna GL and Porter JK and Lipton RB and Brennan A and Palmer S and Hatswell AJ and Sapra S and Villa G}},

 doi = {{10.1186/s12874-019-0664-5}},

 volume = {{19}},

 journal = {{BMC Medical Research Methodology}},

 note = {{Accessed on 2025/11/01}}}