J Am Coll Cardiol. 1992 Aug;20(2):504-5. doi: 10.1016/0735-1097(92)90124-6.
Journal of the American College of Cardiology
M L Pressler, D R Hathaway
PMID: 1634691 DOI: 10.1016/0735-1097(92)90124-6 Free Article
[No abstract available.]