A laboratory rat is being given a drug compound to test the reaction of the compound on tumors. Verso: WHO/11015. Cancer-General. In the laboratory the animals teach the scientists about viruses. In a special issue World Health sets out to show how cancer, the world's second leading cause of death, is being fought. Experiments on animals have been going forward to discover the cause and development of cancer and to find and test methods of treatment. Testing the tumor-damaging activity of a compound on a rat.
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World Health Organization; Source: Record; Research date: 20151009