EL-Zayat, N. I., O. K. Helmy, and A. M. Gad, "Determinants of Time from Last Birth to the First Use of Contraceptives: Evidence from the Egypt Demographic and Health Survey", Universal Journal of Public Health, vol. 10, issue 4, pp. 329-238, 2022.
Gad, A. M., and N. I. EL-Zayat, "Fitting Multivariate Linear Mixed Model for Multiple Outcomes Longitudinal Data with Non-ignorable Dropout", International Journal of Probability and Statistics, vol. 7, issue 2168-4863, pp. 97-105, 2018. gad-elzayat2018.pdf
ElZayat, N. I., On the Selection of Prior Distributions in Bayesian Analysis, , Great Cairo, Cairo University, 2007. niveen_thesis.pdf
Tourism