TY  - RPRT
TI  - Unipolar depression: is it divisible into autonomous subtypes?
AU  - G Winokur
PY  - 1979
DO  - 10.1001/archpsyc.1979.01780010053005
UR  - https://pubmed.ncbi.nlm.nih.gov/760696/
ID  - 760696
ER  -