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Ideker RE, Hillsley RE, Wharton JM.Ideker RE, et al. Among authors: wharton jm.Pacing Clin Electrophysiol. 1992 Jun;15(6):841-4. doi: 10.1111/j.1540-8159.1992.tb03071.x.Pacing Clin Electrophysiol. 1992.PMID: 1376893No abstract available.