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3. Alexander, S. C., James, F. M., Colton, E. T., Gleaton, H. R., Wollman, H.: Effects of cyclopropane on cerebral blood flow. Anesthesiology 29, 170 (1968)
4. Alexander, S. C., Marshall, B. E., Agnoli, A.: Cerebral blood flow in the goat with sustained hypocarbia. Scand. J. clin. Lab. Invest., Suppl. 102 (1968)
5. Betz, H. S., Schüttler, E., Havers, L., Felix, R.: Die cerebrale Zirkulation in der Halothannarkose. Röntgenkinematographische Untersuchungen. In: Pharmakologie der lokalen Hirndurchblutung, p. 201, Betz, R., Wüllenweber, H., Eds. München-Gräfelfing: Werk-Verlag Banaschewski 1969