Vom Krebsproblem ¿ heute und morgen. Virus und Krebs
Today man is more than ever exposed to the danger of cancer, especially the increase of the cancer of the lungs is terrifying. By demonstrating the causes of cancer, this lecture is noving the thesis, that in most cases cancer is acquired by means of exogen causes. Cancer increases progressivily, because the causes increase, on which it depends. The factor ...