Dick M, Scott W A, Serwer G S, Bromberg B I, Beekman R H, Rocchini A P, Snider A R, Crowley D C, Rosenthal A
Division of Pediatric Cardiology, C.S. Mott Children's Hospital, Ann Arbor, Michigan.
Am J Cardiol. 1988 Apr 15;61(11):925-7. doi: 10.1016/0002-9149(88)90377-3.