Habib, Md Ahsan, Nayeem Anwar, Pulin Bihari Dhar, Md Razibul Alam, Binoy Paul, and Md Rabiul Karim. “Non-Motor Symptoms of Parkinson`s Disease Patients Attending at a Tertiary Care Hospital of Bangladesh”. Bangabandhu Sheikh Mujib Medical University Journal 14, no. 4 (March 14, 2022): 121–124. Accessed July 17, 2024. https://banglajol.info/index.php/BSMMUJ/article/view/56610.