Objective To investigate whether or not the stunning phenomenon presents with diagnosticdose of 131i in differentiated thyroid cancer radiotherapy.
目的诊断剂量131i在分化型甲状腺癌放疗中是否存在顿抑现象。
2
For the exposure of patients in diagnostic radiology, individual dose limit does not apply, but optimization of radiological protection may play a major role.
对于医学诊断中病人接受的剂量，个人剂量限值不适用，但放射防护最优化却可以发挥大的作用。
3
Objective: Search metabolize of ALA take orally on skin and tumor, seek first-rank dose and diagnostic time of ALA take orally.