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PTCA 获得成功之后发生再狭窄的主要原因可能是冠脉对球囊扩张所致损伤的反应。作者前瞻进行随机、双盲和安慰剂对照的大规模多中心试验,观察肾上腺皮质激素
The main reason for restenosis after PTCA is successful may be the response of coronary arteries to the damage caused by balloon dilatation. Prospective randomized, double-blind and placebo-controlled large-scale multicenter trial of adrenal cortex hormones