@article {Stevensi, editor = {Stevens, David P}, title = {Quality lines}, volume = {18}, number = {5}, pages = {i--i}, year = {2009}, doi = {10.1136/qshc.2009.036996}, publisher = {BMJ Publishing Group Ltd}, issn = {1475-3898}, URL = {https://qualitysafety.bmj.com/content/18/5/i}, eprint = {https://qualitysafety.bmj.com/content/18/5/i.full.pdf}, journal = {BMJ Quality \& Safety} }