Ajmal, S., A. A. I. Ahmed, and C. Jalota. “Natural Language Processing in Improving Information Retrieval and Knowledge Discovery in Healthcare Conversational Agents”. Journal of Artificial Intelligence and Machine Learning in Management, vol. 7, no. 1, June 2023, pp. 34-47, https://journals.sagescience.org/index.php/jamm/article/view/73.