The Cochrane Collaboration/The Cochrane Library
The Cochrane Collaboration is an international not-for-profit and independent organization dedicated to making up-to-date, accurate information about the effects of health care readily available worldwide. It produces and dissemin...
World Health Organization
WHO is the directing and coordinating authority for health within the United Nations system. It is responsible for providing leadership on global health matters, shaping the health research agenda, setting norms and standards, art...
Sources Select Resources Encyclopedia
An accident is a specific, unexpected, unusual and unintended external action which occurs in a particular time and place, with no apparent and deliberate cause but with marked effects.