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
Lawson DH, Jick H, Rothman KJ. Coffee and tea consumption and breast disease. Surgery. 1981 Jan 1;90(5):801-3.