title: HMO versus fee for service practice: a four-year retrospective analysis of colorectal cancer diagnosis and treatment. Is there a difference in quality of care?
authors.affiliation: University of Texas Health Science Center, Houston School of Public Health 77225.
authors.forename: S W
authors.initials: SW
authors.lastname: Vernon
authors.forename: J I
authors.initials: JI
authors.lastname: Hughes
authors.forename: V M
authors.initials: VM
authors.lastname: Heckel
mesh_terms: D015179:Colorectal Neoplasms / Q000175:diagnosis* / Q000628:therapy; D005260:Female; D006279:Health Maintenance Organizations; D006801:Humans; D008297:Male; D008875:Middle Aged; D010043:Outcome and Process Assessment, Health Care; D011331:Private Practice; D011351:Proctoscopy; D011787:Quality of Health Care; D012189:Retrospective Studies; D012307:Risk Factors; D012812:Sigmoidoscopy; D013781:Texas