A new study published in the Journal of Clinical Oncology has found that men who have higher-than-normal prostate-specific antigen (PSA) levels in middle age are more likely to have fatal prostate cancer later in life.
A new study published in the Journal of Clinical Oncology has found that men who have higher-than-normal prostate-specific antigen (PSA) levels in middle age are more likely to have fatal prostate cancer later in life.