AU  - Colla C, Fisher E, Skinner J
TI  - SAvings from the medicare physician group practice demonstration—reply
PT  - JOUR
DP  - 2013
TA  - JAMA
pages = {30-31},
VI  - 309
IP  - 1
AID  - 10.1001/jama.2012.88179 [doi]
4100  - http://dx.doi.org/10.1001/jama.2012.88179
SO  - JAMA January 2, 2013 309(1):30