BJÖRK , L., EKHOLM , J., ERIKSON , U., INGELMAN , B. and LINDBLAD , G. (1975) “Effects of Carotid Artery Injections of some Roentgen Contrast Agents on the EEG in the Unanaesthetized Dog”, Upsala Journal of Medical Sciences, 80(2), pp. 83-87. doi: 10.3109/03009737509178998.