1. MINISTRY OF EDUCATION, DIRECTORATE OF EDUCATION THI-QAR, NASIRIYAH, THI-QAR 64001, IRAQ; COLLEGE OF HEALTH AND MEDICAL TECHNOLOGY, AL-AYEN UNIVERSITY, NASIRIYAH, THI-QAR 64001, IRAQ
2. AL-FARAHIDI UNIVERSITY, COLLEGE OF DENTISTRY, BAGHDAD, IRAQ
3. CHEMISTRY DEPARTMENT, COLLEGE OF SCIENCE, UNIVERSITY OF BAGHDAD, BAGHDAD, IRAQ
4. DEPARTMENT OF DENTISTRY, KUT UNIVERSITY COLLEGE, KUT, WASIT, 52001, IRAQ