title: ["Magic triangle": patient competence--living will--legal guardianship].
authors.forename: H K
authors.initials: HK
authors.lastname: Kraus
mesh_terms: D000368:Aged; D005858:Germany; D006801:Humans; D007872:Legal Guardians; D016224:Living Wills; D016743:Mental Competency / Q000331:legislation & jurisprudence*