Morales-Chávez, Mariana, Alejandro Rada-Berroteran, and Leina Arcila-Ramos. “Periodontal Status in Mentally Handicapped School Children in Caracas, Venezuela. Cross-Sectional Study.”. Journal of Oral Research 3, no. 3 (September 1, 2014): 156-161. Accessed August 25, 2026. https://joralres.com/index.php/JOralRes/article/view/joralres.2014.038.