Two-sizes-too-small 'Grinch' effect hampers heart transplantation success Science Daily (press release) Jan. 8, 2014 — Current protocols for matching donor hearts to recipients foster sex mismatching and heart size disparities, according to a first-of-its kind analysis by physicians at the University of Maryland School of Medicine. Matching by donor ... Finding the Right Heart for Transplantation Why a Woman's Heart Is a Bad Fit for a Man |