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Hughes JW, Watkins L, Blumenthal JA, Kuhn C, Sherwood A. Depression and anxiety symptoms are related to increased 24-hour urinary norepinephrine excretion among healthy middle-aged women. Journal of Psychosomatic Research. 2004 Oct;57(4):353–8. doi: 10.1016/j.jpsychores.2004.02.016. |