D. D. P. . Kotnis, D. P. P. Shinde, D. S. G. . Kachewar, and D. D. Lakhkar, “Spectum of sino-nasal polyposis on cross sectional imaging in a rural population visiting a rural medical college”., VIMSHSJ, vol. 4, no. 4, pp. 165–168, Dec. 2017.