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Dougherty CM, Burr RL.Dougherty CM, et al. Among authors: burr rl.Am J Cardiol. 1992 Aug 15;70(4):441-8. doi: 10.1016/0002-9149(92)91187-9.Am J Cardiol. 1992.PMID: 1642181
Burr R, Hamilton P, Cowan M, Buzaitis A, Strasser MR, Sulkhanova A, Pike K.Burr R, et al.J Electrocardiol. 1994;27 Suppl:54-62. doi: 10.1016/s0022-0736(94)80049-9.J Electrocardiol. 1994.PMID: 7884376