Although many studies have shown the potential beneficial effects of stem cell therapies in treatment for heart failure, delivery methods are still under investigation.
虽然有许多实验显示干细胞治疗心衰具有潜在的治疗作用，但是给药途径尚处研究之中。
Although many studies have shown the potential beneficial effects of stem cell therapies in treatment for heart failure, delivery methods are still under investigation.
虽然有许多实验显示干细胞治疗心衰具有潜在的治疗作用，但是给药途径尚处研究之中。
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