1. An Aging Nation: The Older Population in the United States. U.S. Department of Commerce, Economics and Statistics Administration;Ortman,2014
2. Cancer statistics, 2020;Siegel;CA Cancer J Clin,2020
3. Predictors of survival in periampullary cancers following pancreaticoduodenectomy;Hatzaras;Ann Surg Oncol,2010
4. Geriatric oncology: problems with under-treatment within this population;Swaminathan;Cancer Biol Med,2015
5. Advanced pancreatic cancer clinical trials: the continued underrepresentation of older patients;White;J Geriatr Oncol,2019