@article{article, title = {{Sample size calculations for paired or matched ordinal data.}}, url = {{}}, year = {{1998}}, month = {{7}}, author = {{Julious SA and Campbell MJ}}, doi = {{10.1002/(sici)1097-0258(19980730)17:14<1635::aid-s}}, volume = {{17}}, journal = {{Stat Med}}, issue = {{14}}, pages = {{1635-1642}}, note = {{Accessed on 2024/10/19}}}