RT Journal
T1 HEr-2
JF JAMA
JO JAMA
YR 2004
FD October 20
VO 292
IS 15
SP 1817
OP 1818
DO 10.1001/jama.292.15.1818-a
UL http://dx.doi.org/10.1001/jama.292.15.1818-a
AB