Letters
Frequent changes in policy risk confusion among health workers
BMJ 1999; 319 doi: https://doi.org/10.1136/bmj.319.7201.58a (Published 03 July 1999) Cite this as: BMJ 1999;319:58
- P Brettle, Medical student,
- L Guinness, Medical student,
- L Lim, Medical student (Elizabeth.lim@ncl.ac.uk),
- S Robb, Medical student
- Department of Epidemiology and Public Health, University of Newcastle upon Tyne, Newcastle upon Tyne NE2 4HH
EDITOR—The study by Usen et al1 adds weight to their previous work,2 with a larger sample and better blinding of investigators considering a wide range of clinical …
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