TY  - RPRT
TI  - An attempt to validate Akiskal's classification of chronic depression using cluster analysis.
AU  - G D Schrader
DO  - 10.1016/s0010-440x(95)90115-9
UR  - https://pubmed.ncbi.nlm.nih.gov/7497708/
ID  - 7497708
ER  -