Premakumari S, Deepa K. Socio-Economic, Nutritional and Health Factors Influencing the Cognitive Development of 7-9 Year Old Children. IJND [Internet]. 2008 Jan. 1 [cited 2024 Nov. 7];45(1):1-10. Available from: https://informaticsjournals.co.in/index.php/ijnd/article/view/4983