2 Since the War on Cancer was declared, the United States has seen a significant decline in cancer incidence and mortality across multiple cancer types.3 Screening and detection improved, population-level preventive measures were adopted, and therapeutics advanced considerably in parallel.4 Cancers that were once considered death sentences became, in some cases, preventable and, in others, curable or at least highly treatable.5 In 1971, President Richard Nixon signed the National Cancer Act...