The World Health Organization (WHO) officialy declared the COVID-19 outbreak as a pandemic. World Health Organization: The World Health Organization (WHO) is a specialized agency of the United Nations (UN) which coordinates responses to international public health issues and emergencies. It is headquartered in Geneva, Switzerland, and has six regional offices and 150 field offices worldwide. Only sovereign states are eligible to join, and it is the largest intergovernmental health organization at the international level. March 11, 2020. Wiki link