Maroof M, Ahmad A, Khalique N, Ansari MA, Shah MS, Eram U. Prevalence And Determinants of Cognitive Impairment Among Rural Elderly Population of Aligarh. Natl J Community Med [Internet]. 2016 Mar. 31 [cited 2024 Dec. 22];7(03):189-92. Available from: https://njcmindia.com/index.php/file/article/view/889