A 25-year perspective on advances in the study of the epidemiology, disparities, and outcomes of urologic cancers

In this narrative review, key developments in epidemiologic and clinical outcomes-based research from eminent historical data sources over the past quarter century are summarized. We then describe the rise of secondary and administrative datasets (AD), summarizing the predominant types of available secondary datasets for contemporary research and describe the benefits and inherent limitations in working with secondary data. We review the...