TY  - RPRT
TI  - A SELF-RATING DEPRESSION SCALE.
AU  - W W ZUNG
PY  - 1965
DO  - 10.1001/archpsyc.1965.01720310065008
UR  - https://pubmed.ncbi.nlm.nih.gov/14221692/
ID  - 14221692
ER  -