Horiguchi, Toshihiro, and Chieko Akiyama. “Medical Costs of Evaluating Intellectual and Developmental Disabilities in a Unit Established in a Japanese Outpatient Office”. Journal of Intellectual Disability - Diagnosis and Treatment 3, no. 4 (January 7, 2016): 213–217. Accessed October 5, 2024. http://lifescienceglobalca.com/index.php/jiddt/article/view/3528.