1.
Rajat G, Mandal P, Sengupta S, Bera S. Isolated chondrosarcoma of frontal sinus. Bangladesh J of Otorhinolaryngology [Internet]. 2012 Apr. 21 [cited 2021 Nov. 30];18(1):81-3. Available from: https://banglajol.info/index.php/BJO/article/view/10425