O mega-3 fatty acids in major depressive disorder A preliminary double-blind, placebo-controlled trial
Kuan-Pin Su

https://www.researchgate.net/publication/291692261_Omega_3_fatty_acids_in_major_depressive_disorder_A_preliminary_double-blind_placebo-controlled_trial

Omega 3 fatty acids in bipolar disorder: a preliminary double-blind, placebo-controlled trial
A L Stoll

https://pubmed.ncbi.nlm.nih.gov/10232294/