<qa>  What was the World Alliance for Patient Safety?In this scenario, death due to errors in the process of care achieved world relevance and in 2002, the World Health Organization WHO released the World Health Assembly WHA Resolution 55.18, addressing the priorities related to patient safety in the quality of care. In 2004, was created the World Alliance for Patient Safety on the occasion of the 57th World Health Assembly. The World Alliance has defined programs for patient safety that must be adopted by all member countries and therefore, by Brazil. 