Quan M, Cho N, Bushell T, Mak J, Nguyen N, Litwak J, Rockwood N, Nguyen HB. Effectiveness of angiotensin II for catecholamine refractory septic or distributive shock on mortality: a propensity core weighted analysis of real-world experience in the medical ICU. Crit Care Explor. 2022 Jan 18;4(1):e0623. doi: 10.1097/CCE.0000000000000623
Pelletier SJ, Fu S, Thyagarajan (Hoffman) V, Romero-Marrero C, Batheja MJ, Punch JD, Magee JC, Lok AS, Fontana RJ, Marrero JA. An intention-to-treat analysis of liver transplantation for hepatocellular carcinoma using organ procurement transplant network data. Liver Transpl Surg. 2009 Aug;15(8):859-68. doi: 10.1002/lt.21778