Am J Cardiol. 1993 Feb 15;71(5):494-5. doi: 10.1016/0002-9149(93)90476-s.
The American journal of cardiology
H Purcell, D Mulcahy
PMID: 8430657 DOI: 10.1016/0002-9149(93)90476-s
[No abstract available.]