Khan, Mohammad Sakhawat Hossen, Umme Kulsum Mouri, Md Rashedul Islam, Tanbin Rahman, Aminur Rahman, and Jamal Uddin Ahmed. 2024. “Relationship of Vitamin D Deficiency With Non-Motor Functions of Parkinson’s Disease”. Bangladesh Journal of Medicine 35 (2):82-87. https://doi.org/10.3329/bjm.v35i2.72400.