Marey EJ: De l'emploi du sphygmographe dans le diagnostic des affections valvulaires du coeur et des aneurismes des arteres; extrait d'une note de M. Marey. C R Acad Sci (Paris) 51: 813-817, 1860
2.
Garrod AH: On some points connected with the circulation of the blood arrived at from a study of the sphygmograph-trace. Proc Roy Soc London23: 140-151, 1874-5
3.
Bowen WP: Changes in heart-rate, blood pressures, and duration of systole resulting from bicycling. Amer J Physiol11: 59-77, 1904
4.
Lombard WP, Cope OM: Duration of the systole of the left ventricle of man. Amer J Physiol77: 263-295, 1926
5.
Wiggers CH: Studies on the consecutive phases of the cardiac cycle: II. The laws governing the relative durations of ventricular systole and diastole. Amer J Physiol56: 439-459, 1921
6.
Katz LN, Feil HS: Clinical observations on the dynamics of ventricular systole: I. Auricular fibrillation. Arch Intern Med32: 672-692, 1923
7.
Bush CA, Lewis RP, Leighton RG, et al: Verification of systolic time intervals and thr true isovolumic contraction time from the apex-cardiogram by micromanometer catheterization of the left ventricle and aorta (abstr). Circulation42 (Suppl III): 121, 1970
8.
Weissler AM, Harris LC, White GD: Left ventricular ejection time index in man. J Appl Physiol18: 919-923, 1963
9.
Lamb, Lawrence E: Influence of aerospace flight on the normal cardiovascular system. Am J Cardiol p. 4-18, July 1960
10.
Dill DB: Life, Heat, and Altitude, Cambridge, Massachusetts, Harvard University Press, 1938, p. 186
11.
Marbarger JP, Wechselberg PH, Pestel CV, et al: Altitude stress in subjects with impaired cardiorespiratory function, USAF School of Aviation Medicine, Project No. 21-23-019, Report No. 4, 1954
12.
Vogel JA, Harris CW: Cardiopulmonary responses of resting man during early exposure to high altitude . J Appl Physiol22: 1124-1128, 1967 .
13.
Klausen K.: Cardiac output in man in rest and work and after acclimatization to 3,800 m. J Appl Physiol21: 609-616, 1966.
14.
Lamb LE: The effect of air travel and altitude on the heart and circulation. In: The Heart, Second Edition, chap. 92, page 1433, New York, McGraw-Hill Book Co., 1970.
15.
Wiggers CJ: Cardiac adaptations in acute progressive anoxia. Ann Int Med14: 1237, 1941.
16.
Grollman A.: Physiological variations of the cardiac output of man: VII. The effect of high altitude on the cardiac output and its related functions: An account of experiments conducted on the summit of Pike's Peak, Colorado. Am J Physiol93: 19, 1930.
17.
Hartley LH, Alexander JK, Modelski M., et al: Subnormal cardiac output at rest and during exercise in residents at 3,100 m. altitude. J Appl Physiol23: 839-849, 1967.
18.
Alexander JK , Hartley LH, Modelski M., et al: Reduction of stroke volume during exercise in man following ascent to 3.100 m. altitude. J Appl Physiol23: 849-858, 1967.
19.
Balke B.: Cardiac performance in relation to altitude. Amer J Cardiol14: 796-810, 1964.
20.
Pace N., Griswold RL, Grunbaum BW: Increase in urinary norepinephrine excretion during 14 days sojourn at 3,800 meters elevation. Federation Proc23: 521-525, 1964.
21.
Cunningham WL, Becker EJ, Kreuzer F.: Catecholamines in plasma and urine at high altitude. J Appl Physiol20: 607-610, 1965.
22.
Nahas GG, Ligou JC, Nehlman B.: Effects of pH changes on O2 uptake and plasma catecholamine levels in the dog. Amer J Physiol198: 60-66, 1960.