title: A closer look at Ambulatory Patient Groups: APG Version 2.0 update.
authors.forename: N
authors.initials: N
authors.lastname: Hirschl
mesh_terms: D000043:Abstracting and Indexing / Q000592:standards*; D000553:Ambulatory Care / Q000145:classification*; D003953:Diagnosis-Related Groups / Q000145:classification; D004496:Education, Continuing; D006801:Humans; D008499:Medical Records / Q000145:classification*; D014481:United States