[Current status of percutaneous coronary intervention for chronic total occlusion].
Lü
Shu-zheng
SZ
D015906:Angioplasty, Balloon, Coronary; D002908:Chronic Disease; D003327:Coronary Disease / Q000628:therapy*; D054059:Coronary Occlusion / Q000628:therapy*; D006801:Humans