1. Bartorelli, C., Magrini, F., Moruzzi, P., Olivari, M. T., Polese, A., Fiorentini, C., Guazzi, M. 1978. Haemodynamic effects of a calcium antagonist agent (nifedipine) in hypertension: Therapeutic implications. Clin. Sci. Mol. Med. 55, 2915.
2. Biomedical Computer Programs — ‘P’ Series. 1979. Eds. W. J. Dixon, M. B. Brown. University of California Press, Berkeley, p. 540.
3. Chrysant, S. G., Dunn, F. G., de Carvalho, J. G. R., Adampoules, P. N., Frohlich, E. D. 1977. Action nitroglycerin and amyl nitrate in labile and essential hypertension. Arch. Intern. Med. 137, 1702.
4. Davidson, C., Thadani, U., Singleton, W., Taylor, S. H. 1976. Comparison of antihypertensive activity of beta-blocking drugs during chronic tretatment. Br. Med. J. 2, 7.
5. Evans, J. G., Prior, A. M. 1970. Experience with the random-zero sphygmomanometer. Br. J. Prev. Soc. Med. 24, 10.