[Problems in the diagnosis of unstable angina pectoris].
Yang
Z H
ZH
D000789:Angina, Unstable / Q000097:blood / Q000175:diagnosis*; D003937:Diagnosis, Differential; D009203:Myocardial Infarction / Q000097:blood / Q000175:diagnosis; D014336:Troponin / Q000097:blood; D020107:Troponin T
D014336:Troponin; D020107:Troponin T