1Department of Anesthesiology and Perioperative Medicine, University of Pittsburgh Medical Center, Pittsburgh, PA, USA; 2Department of Epidemiology, University of Pittsburgh, Pittsburgh, PA, USA
Correspondence: Steven Orebaugh, Department of…
1Department of Anesthesiology and Perioperative Medicine, University of Pittsburgh Medical Center, Pittsburgh, PA, USA; 2Department of Epidemiology, University of Pittsburgh, Pittsburgh, PA, USA
Correspondence: Steven Orebaugh, Department of…