title: Economic evaluation in health care: the usefulness of research guidelines.
authors.forename: J L
authors.initials: JL
authors.lastname: Severens
mesh_terms: D003362:Cost-Benefit Analysis; D005069:Evaluation Studies as Topic; D017408:Guidelines as Topic; D006176:Gynecology / Q000191:economics; D017048:Health Care Costs; D009774:Obstetrics / Q000191:economics; D012107:Research Design