RT Journal
T1 JUne 26, 2002
JF JAMA
JO JAMA
YR 2002
FD June 26
VO 287
IS 24
SP 3313
OP 3314
DO 10.1001/jama.287.24.3313
UL http://dx.doi.org/10.1001/jama.287.24.3313
AB