Rajalakshmi, P., and Dr.S.P. Rajagopalan. “Sentiment Ontology Analysis in Pharmacovigilance – A Review”. International Journal of Engineering and Computer Science 6, no. 10 (October 8, 2017): 22567–22579. Accessed December 23, 2024. http://ijecs.in/index.php/ijecs/article/view/2577.