Vasu, P. K., N. V. Gopalankutty, and G. Somayaji. “Does Laryngopharyngeal Reflux Disease Impair Nasal Mucociliary Transport? A Case Control Prospective Study”. International Journal of Otorhinolaryngology and Head and Neck Surgery, vol. 6, no. 4, Mar. 2020, pp. 633-7, doi:10.18203/issn.2454-5929.ijohns20201022.