Erdem B, Ataş SB, Arslan M, Şar Ç. Comparative analysis of the performance of ChatGPT-5.4, Claude Sonnet 4.6, and Gemini 3.1 Pro large language models on theoretical orthodontic questions. Int Dent Res. 2026;16:e260777. doi:10.5577/intdentres.777