RT Journal
A1 Martin ME
T1 BLue heron
JF JAMA
JO JAMA
YR 2012
FD May 16
VO 307
IS 19
SP 2007
OP 2007
DO 10.1001/jama.2012.462
UL http://dx.doi.org/10.1001/jama.2012.462
AB