Nazar, Z., Shaheen, R., Akhtar, J., Ahmad, M., Irfan, M., Sajjad, R., & Farooq, S. (2011). PRESENCE AND SEVERITY OF DEPRESSIVE SYMPTOMS IN SCHIZOPHRENIA. Journal of Postgraduate Medical Institute, 22(2). Retrieved from https://jpmi.org.pk/index.php/jpmi/article/view/233