Sample size review in a head injury trial with ordered categorical responses
- 30 December 1998
- journal article
- research article
- Published by Wiley in Statistics in Medicine
- Vol. 17 (24), 2835-2847
- https://doi.org/10.1002/(sici)1097-0258(19981230)17:24<2835::aid-sim933>3.0.co;2-8