Aggarwal, N. ., Dutta, S., Choudhury, A., Dutta, M., Das, S. and Sinha, R. (2019) “Non-malignant Oral Ulcer: A Diagnostic Challenge to Otorhinolaryngologists”, Bengal Journal of Otolaryngology and Head Neck Surgery. Kolkata, India, 27(3), pp. 223-228. doi: 10.47210/bjohns.2019.v27i3.11.