Muhamad Jamil, Nur Khadijah, Nurul Asma Abdullah, Imran Ahmad, and Ruzilawati Abu Bakar. “Dopamine Receptors (DRD4 and DRD5) MRNA Expression in Peripheral Blood Lymphocytes of Healthy Malay Men Subjects”. Asian Journal of Medicine and Biomedicine00 (October 14, 2018): 18. Accessed May 30, 2023. https://journal.unisza.edu.my/ajmb/index.php/ajmb/article/view/131.