A relationship between two people in which one person authorizes another to act for him in a manner which is a legally binding upon the person giving such authority as if he or she personally were to do the acts.
Legenda: Type L=leaf, S=specializable, A=abstract, D=deprecated. NullFlavor OTH (other) suggests text in originalText. HL7 V3: NullFlavors to appear in @nullFlavor attribute instead of @code.