PT - JOURNAL ARTICLE AU - Alaa Abd-Elsayed TI - Radiation safety and knowledge: what do we know? AID - 10.1136/rapm-2021-102574 DP - 2021 Jun 01 TA - Regional Anesthesia & Pain Medicine PG - 477--477 VI - 46 IP - 6 4099 - http://rapm.bmj.com/content/46/6/477.short 4100 - http://rapm.bmj.com/content/46/6/477.full SO - Reg Anesth Pain Med2021 Jun 01; 46