Lichtenberg, Frank R. - 2017
(before ages 75, 65, and 55) cancer mortality and hospitalization, by estimating difference-in-differences models based on … longitudinal, cancer-site-level data on about 30 cancer sites. The estimates indicate that cancer sites about which more research …-2013, controlling for the change in the number of people diagnosed. Cancer sites for which more non-research-supported articles were …