Medical staff who use ionizing radiation at Ibn Rochd University Hospital Center of Casablanca, Morocco: evaluation of radiation protection knowledgeLamia Hjiyej Andaloussi, Hicham Harrass, Hind Aschawa and Fatima Zahra HlousseE3S Web Conf., 319 (2021) 01046DOI: https://doi.org/10.1051/e3sconf/202131901046