1. Harvey W (1628) De Motu Cordis (translated by CD Leake) Charles C Thomas, Springfield, IL
2. Darwin E (1795) Theory of fever. Zoonomia 2(suppl I. 15):608–609
3. Roy CS, Sherrington CS (1890) On the regulation of the blood supply of the brain. J Physiol (Lond) 11:85–108
4. Barcroft J (1914) The respiratory function of the blood. Macmillan, New York
5. Sokoloff L (1959) The action of drugs on the cerebral circulation. Pharmacol Rev 11:1–85