RT Journal Article SR Electronic T1 Use of MAOIs in severe treatment-resistant depression: back to the old school JF Journal of Psychiatry and Neuroscience JO JPN FD Canadian Medical Association SP E427 OP E428 DO 10.1503/jpn.200214 VO 46 IS 4 A1 Jacob Cookey YR 2021 UL http://jpn.ca/content/46/4/E427.abstract