Munjal, M., Gupta, R., Sidhu, J., Munjal, S., Ahluwalia, S., Bath, M. and Singh, A.P. 2020. The physiological and pathophysiological aspects of the maxillary sinus. International Journal of Otorhinolaryngology and Head and Neck Surgery. 6, 11 (Oct. 2020), 2160–2162. DOI:https://doi.org/10.18203/issn.2454-5929.ijohns20204652.