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Dickhuth, H.-H., M. Theissen, M. Lehmann, W. Auch-Schwelk, and Joseph Keul. "Sensitivity of the Physiologically Hypertrophied Heart to Isoproterenol." International Journal of Sports Medicine 8, no. 6 (1987): S. 392-396.

Dickhuth, H.-H., et al. "Sensitivity of the Physiologically Hypertrophied Heart to Isoproterenol." International Journal of Sports Medicine 8.6 (1987): S. 392-396.