1. World J Biol Psychiatry
. 2018 Feb;19(1):74-78. Usefulness of repetitive transcranial magnetic stimulation as a maintenance treatment in patients with major depression.
PMID: 27807990

2. R.B. Cohen, P.S. Boggio, F. Fregni
Risk factors for relapse after remission with repetitive transcranial magnetic stimulation for the treatment of depression
Depression and Anxiety, 26 (2009), pp. 682-688
PMID: 19170101

3. Hausmann, T. Post, F. Post, J. Dehning, G. Kemmler, H. Grunze
Efficacy of continuation/maintenance electroconvulsive therapy in the treatment of patients with mood disorders: a retrospective analysis
PMID: 30346352

4. J. Luccarelli, T.H. McCoy Jr, S.J. Seiner, M.E. Henry
Maintenance ECT is associated with sustained improvement in depression symptoms without adverse cognitive effects in a retrospective cohort of 100 patients each receiving 50 or more ECT treatments
J. Affect. Disord. (2020)
PMID: 32479305