title: The internal market.
authors.forename: C A
authors.initials: CA
authors.lastname: Porter
mesh_terms: D004465:Economic Competition / Q000458:organization & administration*; D017754:Group Purchasing; D006265:Health Care Coalitions / Q000458:organization & administration; D013222:State Medicine / Q000191:economics / Q000458:organization & administration*; D006113:United Kingdom