1. Blair, H. A. (1932a) On the intensity-time relations for stimulation by electric currents, I.J. Gen. Physiol.,15, 709–729.
2. Blair, H. A. (1932b) On the intensity-time relations for stimulation by electric currents, II.—Ibid.,,15, 731–755.
3. Bourland, J. D., Tacker, W. A. andGeddes, L. A. (1978a) Strength-duration curves for trapezoidal waveforms of various tilts for transchest defibrillation in animals.Med. Instr.,12, 38–41.
4. Bourland, J. D., Tacker, W. A., Geddes, L. A. andChaffee, V. (1978b) Comparative efficacy of damped sine wave and square wave current for transchest ventricular defibrillation in animals. —Ibid.,,12, 42–45.
5. Furman, S., Garvey, J. andHurzeler, P. (1975) Pulse duration variation and electrode size as features in pacemaker longevity.J. Thor. & Cardiovasc. Surg.,60, 382–389.