VANCOUVER, B.C. (EGMN) - Men live longer when a "watchful waiting" prostate cancer strategy is followed by treatment later in the course of the disease, compared with aggressive initial treatment, Dr. Li Li said at the annual meeting of the North American Primary Care Research Group.Dr. Li and his associates from Case Western Reserve University, Cleveland, conducted a survival analysis using 1991-2001 Medicare-Surveillance, Epidemiology, and End Results (SEER) linked data, reviewing the disease course...