RT Journal Article SR Electronic T1 A 23-year-old man with a continuous heart murmur JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 128 OP 137 VO 69 IS 2 A1 Mikielski, Kevin A1 Brechtken, Johannes A1 Lever, Harry YR 2002 UL http://www.ccjm.org/content/69/2/128.abstract AB