Nor, Zaleha Md, Zaleha Md Isa, Siti Norbayah Yusof, Hasanain Faisal Ghazi, and Mohd. Hasni Jaafar. “The Development and Validation of Questionnaire on Autism Spectrum Disorders and Its Association With Plastic-Based Food Contact Materials”. Journal of Nepal Paediatric Society 38, no. 3 (December 31, 2018): 182–189. Accessed August 17, 2024. https://nepjol.info/index.php/JNPS/article/view/20671.