Saidah Syamsuddin, et al. “Catechol-O-Methyltransferase (COMT) Val158Met Polymorphism in Schizophrenia Patients: Response to Antipsychotic Treatment and Cognitive Function”. Journal of Population Therapeutics and Clinical Pharmacology, vol. 30, no. 16, June 2023, pp. 49-58, https://doi.org/10.47750/jptcp.2023.30.16.006.