@article{article, title = {{Estimating sample sizes for binary, ordered categorical, and continuous outcomes in two group comparisons.}},
url = {{}},
year = {{1995}},
month = {{10}},
author = {{Campbell MJ and Julious SA and Altman DG}},
doi = {{10.1136/bmj.311.7013.1145}},
volume = {{311}},
journal = {{BMJ}},
issue = {{7013}},
pages = {{1145-1148}},
note = {{Accessed on 2025/07/05}}}