Talukdar, Debesh Chandra, Mashuque Mahamud, Sharfuddin Mahmud, Md Shaikhul Islam, DGM Akaiduzzaman, Manilal Aich Litu, and Dipali Biswas. 2017. “Tracheostomy at a Tertiary Level Hospital in Bangladesh: Any Change in Pattern?”. Journal of Dhaka Medical College 25 (1):67-71. https://doi.org/10.3329/jdmc.v25i1.33958.