fifty-one patients who met dsm-iii criteria for generalized anxiety disorder , and who were recruited to participate in a drug outcome study , filled out a variety of rating scales and had blood samples drawn for plasma norepinephrine , epinephrine , and free 3-methoxy-4-hydroxyphenylglycol ( mhpg ) after a 20-min rest period .
C0028351
norepinephrine
C0014563
epinephrine