Suligavi, S.S., Vishwanath, D.K., Gokale, S. and Doddamani, S.S. 2021. Diphtheria: a re-emerging infectious disease. International Journal of Otorhinolaryngology and Head and Neck Surgery. 7, 3 (Feb. 2021), 475–480. DOI:https://doi.org/10.18203/issn.2454-5929.ijohns20210681.