Saeed, A.A., Ataitalla, H.A. and Elmukashfi, S.T.A. (2019) “Evaluation of serum Manganese and Zinc in non-cancerous thyroid disorders in Khartoum State-Sudan”, Journal of Drug Delivery and Therapeutics, 9(2-s), pp. 497–499. doi:10.22270/jddt.v9i2-s.2583.