Seraj, Z., Al-Najjar, D., Akl, M., Aladle, N., Altijani, Y., Zaki, A., & Kawas, A. The Effect of Number of Teeth and Chewing Ability on Cognitive Function of Elderly in UAE: A Pilot Study. International Journal of Dentistry, 2017, 5732748. https://doi.org/10.1155/2017/5732748 (Original work published 2017)