Ungerleider, R. M., Calcagno, D., Ikeshita, M., Holman, W. L., Williams, J. M., Smith, P. K., … Cox, J. L. (1982). Regional electrophysiologic and rheologic effects of endocardial cryoablation. In The American Journal of Cardiology (Vol. 49, pp. 947–947). Elsevier BV. https://doi.org/10.1016/0002-9149(82)92195-6

Ungerleider, Ross M., David Calcagno, Masatoshi Ikeshita, William L. Holman, J Mark Williams, Peter K. Smith, Gary K. Lofland, and James L. Cox. “Regional electrophysiologic and rheologic effects of endocardial cryoablation.” In The American Journal of Cardiology, 49:947–947. Elsevier BV, 1982. https://doi.org/10.1016/0002-9149(82)92195-6.

Ungerleider RM, Calcagno D, Ikeshita M, Holman WL, Williams JM, Smith PK, et al. Regional electrophysiologic and rheologic effects of endocardial cryoablation. In: The American Journal of Cardiology. Elsevier BV; 1982. p. 947–947.

Ungerleider, Ross M., et al. “Regional electrophysiologic and rheologic effects of endocardial cryoablation.” The American Journal of Cardiology, vol. 49, no. 4, Elsevier BV, 1982, pp. 947–947. Crossref, doi:10.1016/0002-9149(82)92195-6.

Ungerleider RM, Calcagno D, Ikeshita M, Holman WL, Williams JM, Smith PK, Lofland GK, Cox JL. Regional electrophysiologic and rheologic effects of endocardial cryoablation. The American Journal of Cardiology. Elsevier BV; 1982. p. 947–947.