title: Pyramid schemes and ethics.
authors.forename: D G
authors.initials: DG
authors.lastname: Fortin
mesh_terms: D004992:Ethics, Medical; D005544:Forecasting; D006801:Humans; D008329:Managed Care Programs / Q000639:trends*; D008389:Marketing of Health Services / Q000639:trends*; D010819:Physician's Role