Hao Q, Segel JE, Gusani NJ, Hollenbeak CS. Do-not-resuscitate orders and outcomes for patients with pancreatic cancer. J Pancreat Cancer. 2022 Oct 6;8(1):15-24. doi: 10.1089/pancan.2022.0006
Edwards PET, Parsons GR, Myers KH. The economic value of viewing migratory shorebirds on the Delaware Bay: an application of the single-site travel cost model using on-site data. Hum Dimens Wildl. 2011;16(6):435-44. doi: 10.1080/10871209.2011.608180