Evidence-based interventions on post partum depression.
We have several databases that would be great tools for this topic, PsycINFO and EBSCO. In the search boxes, enter the terms "post partum" AND "intervention"; numerous results arrived that would be beneficial.
Saint Leo Library also has research guides on Counseling, Psychology, and Social Work, in addition to numerous other subjects. They have been compiled by librarians at our library to be a comprehensive research tool, and should help you in your search.