Analysis of information sources in references of the Wikipedia article "Kellogg's" in English language version.
They were supplied with a special version of their staple diet of barley (tsampa) enriched with vitamins and nutrient supplements. This cereal had been developed with the help of the Kellogg Company by the CIA Tibetan Task Force's team doctor, Edward 'Manny' Gunn, who had taken on the problem of finding a ration that would provide the energy the guerrillas needed to operate in these extremes of altitude and temperature. By 1963, loads of 'Khampa tsampa ' were being shipped to the Roof of the World.
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