Paramasivam, P. K., R. Mohan, P. K. Sahu, C. Keishing, M. K. Yadav, and J. Varghese. “Incidentally Detected Retrosternal Goitre With Posterior Mediastinal Extension Causing Compression of Airway: A Case Report”. International Journal of Otorhinolaryngology and Head and Neck Surgery, vol. 9, no. 1, Dec. 2022, pp. 96-99, doi:10.18203/issn.2454-5929.ijohns20223386.