RUSSEL, Abul Hasnat Md et al. Association of 99MTC- Hmpao Spect Measured Regional Cerebral Blood Flow And Serum Vitamin D Level With Clinical Staging of Parkinson’s Disease. Bangladesh Journal of Medicine, [S. l.], v. 34, n. 2, p. 112–120, 2023. DOI: 10.3329/bjm.v34i2.65659. Disponível em: https://www.banglajol.info/index.php/BJMED/article/view/65659. Acesso em: 26 sep. 2025.