1 “... for the treatment of moderate to severe psoriasis at week 10-12. The quality of life was also improved compared...”

2 “... persons to assist the systematic review work. It was decided to focus exclusively on interventions after...”

3 “... patients with comorbidity like substance abuse were excluded, in clinical practice suicidal patients...”

4 “...We selected studies according to pre-specified criteria, appraised the methodological quality using...”

5