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Transesophageal echocardiography in critically ill patients.
Oh JK, Seward JB, Khandheria BK, Gersh BJ, McGregor CG, Freeman WK, Sinak LJ, Tajik AJ. Oh JK, et al. Among authors: mcgregor cg. Am J Cardiol. 1990 Dec 15;66(20):1492-5. doi: 10.1016/0002-9149(90)90541-8. Am J Cardiol. 1990. PMID: 2251998
Transvascular and intracardiac two-dimensional echocardiography.
Seward JB, Khandheria BK, McGregor CG, Locke TJ, Tajik AJ. Seward JB, et al. Among authors: mcgregor cg. Echocardiography. 1990 Jul;7(4):457-64. doi: 10.1111/j.1540-8175.1990.tb00386.x. Echocardiography. 1990. PMID: 10171127
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