00471nam a2200121Ia 4500008004100000245016600041260003600207260000900243300000600252650002600258650001200284856005300296170516s9999    xx            000 0 und d  aImpact of Gas Delivery Systems on Imaging Studies of Human Cerebral Blood Flow, John R. Cain, Laura M. Parkes, Peter Eadsforth, Susan C. Beards, and Alan Jackson  bRadiology Research and Practice  c2013  a:  xRadiologic Technology  xRadtech  uhttps://www.hindawi.com/journals/rrp/contents/3/