Medicine: 18 Months of Betatron

In the 18 months since the 26-million volt betatron was installed at the University of Illinois' College of Medicine in Chicago (TIME, Sept. 5, 1949), researchers have found it a valuable and promising weapon against some kinds of cancer. Twenty-three patients have been given a full course of treatments. Of these, reports the Illinois Division of the American Cancer Society, "a few are without evidence of the disease so far as can be ascertained."

The only patients accepted for the betatron were those with cancers so far advanced that no other treatment offered any hope. Yet only four of the betatron patients...

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