Akther, R., Sultana, S., Nova, N.K. and Habib, A. 2024. Hyperhomocysteinemia and low vitamin B12 associated with autonomic dysfunction in Parkinson’s disease: A time domain analysis of heart rate variability. Journal of Bangladesh Society of Physiologist. 18, 1 (Sep. 2024), 1–8. DOI:https://doi.org/10.3329/jbsp.v18i1.75476.