Funding for this research was provided by:
National Heart, Lung, and Blood Institute (HL149719)
Office of Academic Affiliations, Department of Veterans Affairs (CX000105)
American Heart Association (19TPA34830061)
Instituto de Salud Carlos III (CP16/00039, PI17/00369)
Received: 29 October 2020
Accepted: 2 March 2021
First Online: 6 April 2021
: All research involving human subjects was approved by the University of Pittsburgh institutional review board (#14010265 and 19090239). Written informed consent was obtained from all study subjects. The use of human cadaveric tissue and decedent medical records for this study was approved by the Committee for Oversight of Research and Clinical Training Involving Decedents (CORID) (#765). The written consent was obtained either via body donation registration, autopsy authorization, or provided by next of kin or legal representatives.
: Not applicable.
: The authors declare that they have no completing interests.