A survey of all dental x-ray machines in British Columbia using TLD chips 1981-83.
D001955:British Columbia; D004869:Equipment Safety; D006801:Humans; D010865:Pilot Projects; D011829:Radiation Dosage; D011861:Radiography, Dental / Q000295:instrumentation* / Q000592:standards; D013819:Thermoluminescent Dosimetry; D014962:X-Ray Film