Measurement of Noradrenaline and Serotonin Metabolites With Internal Jugular Vein Sampling: An Indicator of Brain Monoamine Turnover in Depressive Illness and Panic Disorder oleh Murray Esler, Marlies Alvarenga, David Barton, Garry Jennings, David Kaye, Ling Guo, Rosemary Schwarz, Gavin Lambert