فهرس المقالات COSHH Essentials حرية الوصول المقاله صفحة الملخص نص كامل 1 - Evaluation of Control of Substances Hazard to Health (COSHH) Essentials Model by Measuring Occupational Exposure in a Chemical Production Industry Masoomeh Vahabi Shekarloo Seyed Mohammad Sadat Zahra Moradpour Rezvan Zendehdel 10.22034/jchr.2023.1966650.1614