<a href="http:&#x2F;&#x2F;www.who.int&#x2F;patientsafety&#x2F;safesurgery&#x2F;ss_checklist&#x2F;en&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.who.int&#x2F;patientsafety&#x2F;safesurgery&#x2F;ss_checklist&#x2F;en...</a><p>Go careful though - people who work in patient safety tend to dislike signs and some bits of paperwork.