Kumaratat N, Assawapalanggool S. Efficiency of Tissue Biopsies in the Larynx and Hypopharynx: A Comparative Study between the Use of Transnasal Flexible Laryngoscope Versus Direct Laryngoscope. J DMS [Internet]. 2022 Sep. 27 [cited 2024 May 3];47(3):42-50. Available from: https://he02.tci-thaijo.org/index.php/JDMS/article/view/255746