1.
K. K. AN, Kizhakkethil R, Menon AM, Jacob AJ, Varghese BS, Saleem T. A study on olfactory improvement assessed with butanol threshold test in chronic rhinosinusitis patients after fess at a tertiary care centre in Malabar region. Int J Otorhinolaryngol Head Neck Surg [Internet]. 2023 Jul. 27 [cited 2025 Jun. 14];9(8):647-52. Available from: https://www.ijorl.com/index.php/ijorl/article/view/3972