Source:http://linkedlifedata.com/resource/umls/id/C0332522
NCI: A binding agreement between two or more persons or legal entities that is enforceable by law.,MSH: Agreements between two or more parties, especially those that are written and enforceable by law (American Heritage Dictionary of the English Language, 4th ed). It is sometimes used to characterize the nature of the professional-patient relationship.,HL7V3.0: <p>An agreement of obligation between two or more parties that is subject to contractual law and enforcement.</p>