| Literature DB >> 1927926 |
J J Langberg1, H Calkins, J Sousa, R el-Atassi, F Morady.
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Year: 1991 PMID: 1927926 DOI: 10.1016/0002-9149(91)90503-d
Source DB: PubMed Journal: Am J Cardiol ISSN: 0002-9149 Impact factor: 2.778