The World Health Organization (WHO) was established in 1946, as an essential step in the construction of the post-war system of international cooperation. Its creation is the culmination of an historical process that began in the nineteenth century and developed through the establishment in the twentieth century of a number of international sanitary bodies. WHO was meant, in the intentions of its founders, as the central international organization in the area of international health cooperation, with remarkable functions and powers to ensure guidance and coordination of international health...