机译:经皮冠状动脉介入治疗(PCI)后主动脉内球囊泵缓慢回流或不回流的临床研究
Cardiovascular center, second people s hospital of Zhaoqing city, Zhaoqing city, Guangdong province 526060, China;
The first people's hospital of zhaoqing city, Zhaoqing city, Guangdong province 526020, China;