AU - Halpern SD, Emanuel EJ TI - ADvance directives and cost savingsadvance directives and cost savings PT - JOUR DP - 2012 TA - Archives of Internal Medicine pages = {266-268}, VI - 172 IP - 3 AID - 10.1001/archinternmed.2011.1399 [doi] 4100 - http://dx.doi.org/10.1001/archinternmed.2011.1399 SO - Archives of Internal Medicine February 13, 2012 172(3):266