BMJ (Clinical Research Edition)
To determine whether the more intensive screening and treatment for prostate cancer in the Seattle≠Puget Sound area in 1987≠90 led to lower mortality from prostate cancer than in Connecticut.
Lu-Yao, Grace; Albertsen, Peter C.; Stanford, Janet L.; and Stukel, Therese A., "Natural Experiment Examining Impact of Aggressive Screening and Treatment on Prostate Cancer Mortality in Two Fixed Cohorts from Seattle Area and Connecticut" (2002). Open Dartmouth: Faculty Open Access Articles. 676.