Sadaf, Aqsa, and Murtaza Ahsan Ansari. “Frequency of Various Complications of Tracheostomy in Patients”. Indus Journal of Bioscience Research 3, no. 3 (March 30, 2025): 728–731. Accessed December 12, 2025. https://www.ijbr.com.pk/IJBR/article/view/1947.