Al-Shoshan, A. A. “Study of the Regular Diet of Selected Hospitals of the Ministry of Health in Saudi Arabia: Dietetics, Food Services Personnel and Facilities”. The Indian Journal of Nutrition and Dietetics, vol. 29, no. 5, May 1992, pp. 156-65, https://informaticsjournals.co.in/index.php/ijnd/article/view/8304.