Sudden Cognitive Decline in Bipolar Mood Disorder Patient with Underlying Severe Tardive Dyskinesia After the Failure of His Deep Brain Stimulation Device Battery. MJoSHT [Internet]. 2021 Sep. 1 [cited 2025 Jul. 4];7(3):79-81. Available from: https://mjosht.usim.edu.my/index.php/mjosht/article/view/163