Siagian, J. M., B. Loebis, V. Camellia, and E. Effendy. “Factors Associated With Cognitive Score in People With Schizophrenia at Prof. Dr. M. Ildrem Mental Hospital Medan”. Open Access Macedonian Journal of Medical Sciences, vol. 9, no. T3, June 2021, pp. 212-2, doi:10.3889/oamjms.2021.6303.