@article{article, title = {{How helpful is NHS direct? Postal survey of callers.}}, url = {{http://eprints.whiterose.ac.uk/322/ }}, year = {{2000}}, month = {{4}}, author = {{O'Cathain A and Munro JF and Nicholl JP and Knowles E}}, doi = {{10.1136/bmj.320.7241.1035}}, volume = {{320}}, journal = {{BMJ}}, issue = {{7241}}, pages = {{1035}}, note = {{Accessed on 2024/12/28}}}