Momina Anis Motiwala, Aysha Arif, and Robia Ghafoor. “A CBCT Based Evaluation of Root Proximity of Maxillary Posterior Teeth to Sinus Floor in a Subset of Pakistani Population”. Journal of the Pakistan Medical Association, vol. 71, no. 8, Dec. 2021, pp. 1992-5, doi:10.47391/JPMA.462.