title: Determining the validity of advance directives.
authors.forename: R S
authors.initials: RS
authors.lastname: Lewis
authors.forename: R D
authors.initials: RD
authors.lastname: Wilson
mesh_terms: D016223:Advance Directives / Q000331:legislation & jurisprudence*; D006801:Humans; D007872:Legal Guardians; D016743:Mental Competency / Q000331:legislation & jurisprudence*; D009517:New South Wales