Kwak 2013.

Methods	12‐week, parallel‐group, double‐blind addition of choline alfoscerate or E‐EPA to ongoing antidepressant therapy
Participants	Adults aged over 60 years with depression
Interventions	Intervention: E‐EPA 2 g/d plus usual treatment Comparator: Choline alfoscerate 800 mg/d plus usual treatment
Outcomes	Primary: Executive function: Controlled Oral Word Association Test; Korean Stroop Color‐Word Test; Trail Making Test part B Depressive symptoms: Korean Geriatric depression scale (K‐GDS); Quick Inventory of Depressive Symptomology‐Self Report (QIDSSR)
Notes	Unsure if an RCT and unsure of MDD diagnosis ‐ no correspondence from author