Frost, R., McClurg, D., Brady, M., & Williams, B. (2016). Optimising the validity and completion of adherence diaries: A multiple case study and randomised crossover trial. Trials, 17, doi:10.1186/s13063-016-1615-7. ISSN 1745-6215
Diaries are the most commonly used adherence measurement method in home-based rehabilitation trials, yet their completion and validity varies widely between trials...