Zahran , A. M., Elsayh , K. I., Saad , K., Eloseily , E. M., Osman , N. S., Alblihed , M. A., Badr , G. and Mahmoud , M. H. (2016) “Effects of royal jelly supplementation on regulatory T cells in children with SLE”, Food & Nutrition Research, 600. doi: 10.3402/fnr.v60.32963.