Sarkar, P.K., Rahman, H.Z., Chandra, M., Ahmed, A., Islam, M.E.U., Shaikh, A.K., Zahid, R.I., Mondal, G., Nayeem, A. and Momin, A. 2019. Factors Influencing Development of Depressive Illness among Parkinson’s Disease Patients. Journal of National Institute of Neurosciences Bangladesh. 5, 2 (Sep. 2019), 106–110. DOI:https://doi.org/10.3329/jninb.v5i2.43013.