Parakh , Manish, Poonam Parakh, Suman Bhansali, Anoop Singh Gurjar, Priyanka Parakh, Gagan Mathur, and Mathur Gagan. 2012. “A Clinico-Epidemiologic Study of Neurologic Associations and Factors Related to Speech and Language Delay”. National Journal of Community Medicine 3 (03):518-22. https://njcmindia.com/index.php/file/article/view/1756.