Sehgal, Rachna, Sheffali Gulati, Yogendra Kumar Gupta, Savita Sapra, Manju Mehta, Ravindra Mohan Pandey, Gajendra Kumar, Amita Srivastava, and Madhulika Kabra. “Blood Heavy Metal Levels in Children With Autism Spectrum Disorder: A Cross- Sectional Study From Northern India”. Journal of Nepal Paediatric Society 39, no. 1 (April 27, 2019): 6–14. Accessed May 9, 2024. https://www.nepjol.info/index.php/JNPS/article/view/19905.