Thakur, K., Gupta, V.D., Surya, M. and Ahluwalia, A. 2017. Comparative evaluation of FESS and septoplasty with FESS in cases of DNS with chronic maxillary sinusitis. International Journal of Research in Medical Sciences. 5, 8 (Jul. 2017), 3523–3529. DOI:https://doi.org/10.18203/2320-6012.ijrms20173555.