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医疗照射的防护已越来越引起人们的高度重视和关注 ,因为它已成为公众所受电离辐射照射的最大人为因素[1,2 ] 。因此开展医疗照射调查以加强医疗照射防护是公共卫生领域的重要工作。调查方法按照卫生部工业卫生实验所制定的“九五”期间全国医疗照射调查方案的统一要求[3 ] ,本
The protection of medical radiation has drawn more and more attention and attention because it has become the largest human factor of exposure to ionizing radiation to the public [1,2]. Therefore, to carry out medical exposure investigation to enhance medical exposure protection is an important work in the field of public health. Survey Method According to the unified requirements of the National Survey on Medical Exposure during the Ninth Five-Year Plan formulated by the Ministry of Health Industry Hygiene Laboratory [3], this book