Rathish Mohan, et al. “THE EVOLUTION OF VIRTUAL CARE: EXAMINING THE IMPACT OF ADVANCED FEATURES IN AI-POWERED HEALTHCARE CHATBOTS”. INTERNATIONAL JOURNAL OF ENGINEERING AND TECHNOLOGY RESEARCH (IJETR), vol. 9, no. 2, Aug. 2024, pp. 78-89, https://lib-index.com/index.php/IJETR/article/view/IJETR_09_02_008.