TY - BOOK AU - Adwards, Cris TI - Radiation protection for dental radiographers SN - 0940122162 (pbk) U1 - 617.6075 PY - 1984/// CY - Louis PB - Mosby KW - Teeth-Radiography-Safety measures KW - Radiation KW - X-Ray KW - Matter KW - Photoelectric KW - IIDC N1 - Includes index ER -