RT Journal Article SR Electronic T1 A US perspective on the shortcomings of PTCA JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 6 OP 6 DO 10.1136/hrt.78.Suppl_2.6 VO 78 IS Suppl 2 A1 King, Spencer B YR 1997 UL http://heart.bmj.com/content/78/Suppl_2/6.abstract AB