Kiker WA, Cheng S, Pollack LR, Creutzfeldt CJ, Kross EK, Curtis JR, Belden KA, Melamed R, Armaignac DL, Heavner SF, Christie AB, Banner-Goodspeed VM, Khanna AK, Sili U, Anderson HL, Kumar V, Walkey A, Kashyap R, Gajic O, Domecq JP, Khandelwal N. Admission Code Status and End-of-life Care for Hospitalized Patients With COVID-19. J Pain Symptom Manage. 2022 10; 64(4):359-369.