Shendy, M. A.; Shehata, A.; EL-Awady, A. A.; El Meneim, M. H. A.; Ahmed, U. T.; Abdelhameed, W. B.; Abdelfattah, M. Y.; Mohamed, R. E. Three-Dimensional Evaluation of Maxillary Sinus Volume Following the Use of Different Designs of Rapid Maxillary Expander: A Comparative Study. Int. J. of Health Sci. 2022, 6, 4210-4221.