Doses of examinees from digestive tract X-ray examination in Beijing

This paper describes the phantom experiment with some typical exposures in Beijing for estimating the orgen doses of patient from the digestive tract radiography and its results. The weighted dose equivalent of esophagus radiography, superior and inferior digestive tract radiography, the whole digestive tract radiography were estimated using the weighted factors given by Drexler, which are 2.00, 14.70, 12.00 and 13.70 mSv respectively for male and 4.10, 14.50, 10.80 and 15.20 mSv for female