A. Akhmad, S. Sahmad, I. Hadi, and L. Rosyanti, “Mild Cognitive Impairment (MCI) on the Cognitive Aspects and the Level of Independence of the Elderly with Mini-Mental State Examination (MMSE)”, Health Inf J Penelit, vol. 11, no. 1, pp. 48–58, Jun. 2019.