Input (grade 13): Established on April 7, 1948, with headquarters in Geneva, Switzerland, the agency inherited the mandate and resources of its predecessor, the Health Organization, which was an agency of the League of Nations.
Output (grade 8): The World Health Organization (WHO) is part of the United Nations (UN), working on international public health, with headquarters in Geneva, Switzerland. The WHO was established by the UN on April 7, 1948.