Chaiwong, O., R. Tongsookdee, S. Vittayakorn, and P. Leosiripong. “(Retracted Article) EFFECTS OF TOILET TRAINING FOR A CHILD WITH SPEECH AND LANGUAGE IMPAIRMENTS AND INTELLECTUAL DISABILITIES BY USING PICTURE EXCHANGE COMMUNICATION SYSTEM AND POSITIVE REINFORCEMENT”. Journal of Social Science and Cultural, vol. 7, no. 11, Nov. 2023, pp. 335-46, https://so06.tci-thaijo.org/index.php/JSC/article/view/269487.