The Use of Combination of Clarithromycin -Nano Oxide Nanoparticles to Doping PVC to Protect it from Photodegradation. ANJS [Internet]. 2022 Dec. 31 [cited 2024 Nov. 24];25(4):11-5. Available from: https://mail.anjs.edu.iq/index.php/anjs/article/view/2538