title: Presidential address. Changing world of health care competition and the spinal neurosurgeon.
authors.affiliation: Division of Neurosurgery, University of Iowa Hospitals and Clinics, Iowa City, USA.
authors.forename: A H
authors.initials: AH
authors.lastname: Menezes
mesh_terms: D003695:Delivery of Health Care / Q000191:economics* / Q000639:trends; D004465:Economic Competition; D006801:Humans; D009493:Neurosurgery / Q000191:economics* / Q000639:trends; D013116:Spinal Cord / Q000601:surgery*