S Al-Kassar S. The Force Degradation of Elastic Chain in Different Environments and for Different Intervals (An In Vitro Study). Al-Rafidain Dent J [Internet]. 2011 Jun. 1 [cited 2026 Jan. 12];11(2):231-7. Available from: https://rden.uomosul.edu.iq/index.php/rden/article/view/35325