Mohamed, S. S. S., S. A. Shafik, and O. S. El-Zayat. “Formal caregivers’ Competence of Alzheimer Patients in Long-Term Care Institutions”. International Journal of Health Sciences, vol. 6, no. S6, June 2022, pp. 2680-94, doi:10.53730/ijhs.v6nS6.9848.