title: Indications for investigation and angioplasty in unstable angina.
mesh_terms: D000787:Angina Pectoris / Q000628:therapy*; D000789:Angina, Unstable / Q000000981:diagnostic imaging / Q000401:mortality / Q000628:therapy*; D000800:Angioplasty, Balloon; D017023:Coronary Angiography; D006801:Humans; D011379:Prognosis