A new design of screening could improve ratio between benefit and harms of screening Focusing prostate cancer testing on men at highest risk of developing the disease is likely to improve the ratio between benefits and the harms of screening, suggests a paper published this week on bmj.com. Prostate specific antigen (PSA) screening is widely used for the early detection of prostate cancer, but remains highly controversial, as it became widespread long before evidence to prove its value...
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