Sympathetic activity and neurotransmitter depletion in congestive heart failure.
D001769:Blood; D006333:Heart Failure / Q000378:metabolism*; D006801:Humans; D066298:In Vitro Techniques; D009638:Norepinephrine / Q000378:metabolism*; D013564:Sympathetic Nervous System / Q000502:physiology*; D014556:Urine
D009638:Norepinephrine