@article{article, title = {{Differences in durations of stay for surgery in the NHS and private sector in England and Wales.}}, url = {{}}, year = {{1985}}, month = {{3}}, author = {{Williams BT and Nicholl JP and Thomas KJ and Knowelden J}}, doi = {{10.1136/bmj.290.6473.978}}, volume = {{290}}, journal = {{Br Med J (Clin Res Ed)}}, issue = {{6473}}, pages = {{978-980}}, note = {{Accessed on 2025/05/30}}}