thirteen patients with endogenous depression , compared to 25 normal controls , had a significantly greater ratio of the urinary excretion of norepinephrine plus its metabolite normetanephrine to either the sum of the two urinary norepinephrine metabolites 3-methoxy-4-hydroxyphenylglycol plus vanillylmandelic acid or to the sum of urinary norepinephrine and all of its metabolites .
C0028385
normetanephrine
C0028351
norepinephrine