Modawe, GadAllah, 		Adam, Abuelhassan E., 		Hobiel, Hafiz Ahmed, 		Ahmed, Suhair A., AND 		Ismail, Amar Mohamed.
" Evaluation of Serum Copper, Zinc and Copper/Zinc Ratio in Psoriatic Patients" <em>Gezira Journal of Health Sciences</em> [Online], Volume 17 Number 1 (3 February 2022)