比如泌尿科、放射科和肿瘤科的医师，他们面对病痛和死亡威胁的病人，对减少筛检的主张很容易产生抵触情绪。

Specialists like urologists, radiologists and oncologists, who see patients who are sick and dying from cancer, often resist the idea of doing less screening.

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寻找行之有效的放射增敏剂就成了多年来肿瘤科医师极为关注的问题。

Then, for many years, oncology doctors have been paying close attention on founding available radiotherapy sensitizer.

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