Janardhan, D., Varghese, B. T., Iype, E. M. and Thomas, S. (2017) “Hypothyroidism in surgically treated T4 hypopharyngeal and laryngeal cancers”, International Journal of Otorhinolaryngology and Head and Neck Surgery, 3(4), pp. 968–971. doi: 10.18203/issn.2454-5929.ijohns20174316.