title: Both sides now.
authors.affiliation: Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.
authors.forename: Sara A
authors.initials: SA
authors.lastname: Manning
mesh_terms: D016223:Advance Directives; D016638:Critical Illness / Q000628:therapy*; D005853:Geriatrics / Q000379:methods*; D006801:Humans; D013727:Terminal Care