@misc{indiciae591f34f3b0c7, title = {Negative symptoms: psychopathological models.}, author = {J Ananth and A Djenderdjian and P Shamasunder and J Costa and J Herrera and J Sramek}, year = {1991}, url = {https://pubmed.ncbi.nlm.nih.gov/2049366/}, note = {Source identifier: 2049366} }