@article {98, editor = {,}, title = {Purpose and procedure}, volume = {4}, number = {4}, pages = {98--99}, year = {2001}, doi = {10.1136/ebn.4.4.98}, publisher = {Royal College of Nursing}, issn = {1367-6539}, URL = {https://ebn.bmj.com/content/4/4/98}, eprint = {https://ebn.bmj.com/content/4/4/98.full.pdf}, journal = {Evidence-Based Nursing} }