By Britney Heimuli Jun 8, 2023, 10:37am MST In this photo provided by Duke Health, surgeons Dr. Jacob Schroder, left, and Dr. Zachary Fitch perform a heart transplant at Duke University Hospital in Durham, N.C., in October 2022. Most transplanted hearts are from donors who are brain-dead, but research published by Duke Health on Wednesday, June 7,...