I TRANSPLANTS. HEART Halted at University. of Colorado. Medical Center, until more research completed. Post N 7, 1978 p.2 Wheat Ridge lawyer and heart transplant patient dies. Post N 6, 1978 p.20 RMN N 6, 1978 p.5 Four year-old "J.P." Lovett is youngest heart transplant recipient. RMN Je 10, 1984 p.9 Thornton, Colo. heart recipient James Preston Iovette who is 4h remains stable. RM N Je 11, 1984 p.1