Copper-amino acid/Carboxymethyl starch composite for controllable releasing of povidone-iodine oleh Moataz Morad, Seraj O. Alzahrani, Albandary Almahri, Ibrahim S. S. Alatawi, Kamelah S. Alrashdi, Kholood M. Alkhamis, Hatun H. Alsharief, Nashwa M. El-Metwaly