Garvey M, DeRubeis R J, Hollon S D, Evans M D, Tuason V B
Department of Psychiatry, University of Iowa College of Medicine, Iowa City.
J Affect Disord. 1990 Nov;20(3):181-4. doi: 10.1016/0165-0327(90)90142-u.
Thirty depressed patients collected 24-h urine samples for a 3-methoxy-4-hydroxyphenylglycol (MHPG) determination prior to imipramine treatment. Patients responding to treatment had lower levels of MHPG than did non-responders.