1. D. Kalla, F. Samaah, Chatbot for medical treatment using NLTK Lib. Int. Organ. Sci. Res. (IOSR) (2018)
2. F. Amato, S. Marrone, V. Moscato, G. Piantadosi, A. Picariello, C. Sansone, Chatbots meet eHealth: automatizing healthcare. DIETI University of Naples Federico II, via Claudio (2015)
3. L. Athota, V.K. Shukla, N. Pandey, A. Rana, Chatbot for healthcare system using artificial intelligence, in Infocom Technologies and Optimization (Trends and Future Directions) ITO (IEEE), June 4–5, 2020
4. N. Bhirud, S. Tataale, S. Randive, S. A literature review on chatbots in healthcare domain. Int. J. Sci. Technol. (July 2019)
5. R. Dharwadkar, N.A. Deshpande, A medical chatbot. Int. J. Comput. Sci. Technol. (2018)