Rotablator to the rescue.
Topol
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EJ
D015906:Angioplasty, Balloon, Coronary; D017225:Atherectomy, Coronary; D003327:Coronary Disease / Q000453:epidemiology / Q000601:surgery*; D005500:Follow-Up Studies; D006801:Humans; D013997:Time Factors; D016896:Treatment Outcome