Kuzhikkali, Vaisakh, David Victor Kumar Irugu, Hitesh Verma, and Prankur Verma. 2018. “GRADE 2 SECONDARY RETROSTERNAL GOITER MANAGED WITHOUT STERNOTOMY- A CASE REPORT”. Nepalese Journal of ENT Head &Amp; Neck Surgery 9 (2):21-23. https://njehns.org.np/index.php/njehns/article/view/206.