World Health Organization as a means to reduce traffic-related injuries. The WHO has also worked on global initiatives in surgery, including emergency and essential surgical care, trauma care, and safe surgery. The WHO Surgical Safety Checklist is in current use worldwide in the effort to improve patient safety. The World Health Organization's primary objective in natural and man-made emergencies is to coordinate with member states and other stakeholders to "reduce avoidable loss of life and the burden of disease and disability." On 5 May 2014, WHO announced that the spread of polio was a world health emergency – outbreaks of the disease in
Ebola virus disease in Nigeria health care workers who had cared for Sawyer. In all, 529 contacts had been followed and of that date they had all completed a 21-day mandatory period of surveillance. On 9 October 2014, the European Centre for Disease Prevention and Control (ECDC) acknowledged Nigeria's positive role in controlling the effort to contain the Ebola outbreak. "We wish to thank the Federal Ministry of Health, Abuja, Nigeria, and the staff of the Ebola Emergency Centre who coordinated the management of cases, containment of outbreaks and treatment protocols in Nigeria." Nigeria's quick responses, including intense and rapid contact tracing, surveillance of potential