AU  - Nicholas L, Langa KM, Iwashyna TJ, Weir DR
TI  - REgional variation in the association between advance directives and end-of-life medicare expenditures
PT  - JOUR
DP  - 2011
TA  - JAMA
pages = {1447-1453},
VI  - 306
IP  - 13
AID  - 10.1001/jama.2011.1410 [doi]
4100  - http://dx.doi.org/10.1001/jama.2011.1410
SO  - JAMA October 5, 2011 306(13):1447