7704适宜于慢性、间歇性胃肠道出血的核素显像剂是()A.99mTc-RBCB.99mTc-SCC.99mTc-PhyD.99m5062

适宜于慢性、间歇性胃肠道出血的核素显像剂是() A.99mTc-RBC B.99mTc-SC C.99mTc-Phy D.99mTc-EHIDA 请帮忙给出正确答案和分析,谢谢!

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