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Objectives: To shorten the scanning protocol for quantification of cerebral blood flow (CBF) and cerebral metabolic rate of oxygen (CMRO2), a new method has been developed using 15O-CO 2 , CO, O 2 and PET. Methods: Fifteen patients with carotid occlusion or stenosis were employed. One-minute inhalation of 15O-CO and 3-min static scanning and blood sampling was performed to measure...
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