title: Analysis methods for observational studies: effects of cardiac rehabilitation on mortality of coronary patients.
authors: Therese A
authors: TA
authors: Stukel
authors: David A
authors: DA
authors: Alter
mesh_terms: D003327:Coronary Disease / Q000401:mortality / Q000534:rehabilitation*; D006801:Humans; D013223:Statistics as Topic / Q000379:methods; D014481:United States / Q000453:epidemiology