Uddin, M. S., Mamun, A. A., Kabir, M. T., Nasrullah, M., Wahid, F., Begum, M. M., Labu, Z. K., Rahman, M. S., Islam, M. T., Amran, M. S. and Abdel-Daim, M. M. (2018) “Neurochemistry of Neurochemicals: Messengers of Brain Functions”, Journal of Intellectual Disability - Diagnosis and Treatment, 5(4), pp. 137–151. doi: 10.6000/2292-2598.2017.05.04.6.