Demirel, Metin, Şahabettin Selek, Tuğçe Yildiz, Rana Sönmez, and Ayşe Gül. 2023. “Determınatıon of Serum Reference Intervals for Zinc and Copper”. Romanian Journal of Diabetes Nutrition and Metabolic Diseases 30 (1), 42-47. http://rjdnmd.org/index.php/RJDNMD/article/view/1228.