Batten, Jason N, Blythe, Jacob A, Wieten, Sarah, Cotler, Miriam Piven, Kayser, Joshua B, Porter-Williamson, Karin, Harman, Stephanie, Dzeng, Elizabeth, Magnus, David, "Variation in the design of Do Not Resuscitate orders and other code status options: a multi-institutional qualitative study", BMJ Quality & Safety, 2024