Umarane SS, Patil CR, Bagul KG, Pawar SB. Active pulmonary Koch’s in a locally advanced recurrent head and neck malignancy: a case report. Int J Adv Med [Internet]. 2021 Sep. 22 [cited 2025 Dec. 25];8(10):1615-7. Available from: https://www.ijmedicine.com/index.php/ijam/article/view/3145