title: Clinical trials with ST-segment elevation myocardial infarction.
authors.forename: Maciej
authors.initials: M
authors.lastname: Karcz
authors.forename: Adam
authors.initials: A
authors.lastname: Witkowski
mesh_terms: D000800:Angioplasty, Balloon / Q000706:statistics & numerical data*; D002986:Clinical Trials as Topic; D006801:Humans; D007182:Income; D009203:Myocardial Infarction / Q000453:epidemiology / Q000628:therapy*; D011044:Poland / Q000453:epidemiology