TY  - RPRT
TI  - Positive versus negative schizophrenia and basic symptoms.
AU  - V Peralta
AU  - M J Cuesta
AU  - J de Leon
DO  - 10.1016/0010-440x(92)90031-k
UR  - https://pubmed.ncbi.nlm.nih.gov/1591913/
ID  - 1591913
ER  -