title: Revised cardiology training guidelines: time and numbers.
authors.forename: W W
authors.initials: WW
authors.lastname: Parmley
mesh_terms: D002309:Cardiology / Q000193:education*; D004503:Education, Medical, Graduate / Q000592:standards*; D017408:Guidelines as Topic; D006801:Humans; D013997:Time Factors; D014481:United States