(1950). Studies on the Circulation of Blood in Man: VII. The Effect of a Single Intravenous Dose of Theo-Phylline Diethanolamine on Cardiac Output, Pulmonary Blood Volume and Systemic and Pulmonary Blood Pressures in Hypertensive Cardiovascular Disease. Scandinavian Journal of Clinical and Laboratory Investigation: Vol. 2, No. 3, pp. 181-197.
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Werkö et al. (1950) studied this question.
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