In 1966, following the Ninth International Cancer Congress in Tokyo, the Commission on Epidemiology and Prevention of the International Union against Cancer formed a new Committee on Cancer Incidence. This Committee met in Lausanne in May 1968 and decided that the monograph on Cancer Incidence in Five Continents, which had been published by the UICC tw years previously, had been so useful that a second volume should be published as soon as a suf ficient amount of new material could be collected. The Committee delegated the responsibility for the production of this volume to the Editors of the...