title: Episode treatment groups: an illness classification and episode building system--Part I.
authors.affiliation: Summetry Health Data Systems Inc., Phoenix, AZ 85018, USA.
authors.forename: D K
authors.initials: DK
authors.lastname: Dang
authors.forename: J M
authors.initials: JM
authors.lastname: Pont
authors.forename: M A
authors.initials: MA
authors.lastname: Portnoy
mesh_terms: D000367:Age Factors; D002908:Chronic Disease / Q000145:classification; D015897:Comorbidity; D003953:Diagnosis-Related Groups / Q000145:classification* / Q000191:economics; D017050:Episode of Care; D006801:Humans; D007344:Insurance Claim Reporting; D008499:Medical Records / Q000145:classification; D008722:Methods; D012720:Severity of Illness Index; D013514:Surgical Procedures, Operative / Q000145:classification; D014481:United States