Asmael, Huda M, and Thair Abdul Lateef. “An Assessment of the Efficacy of Sinus Balloon Technique on Transcrestal Maxillary Sinus Floor Elevation Surgery”. Journal of Baghdad College of Dentistry, vol. 28, no. 1, Mar. 2016, pp. 109-13, https://doi.org/10.12816/0024718.