RT Journal
T1 AUgust 2, 2000
JF JAMA
JO JAMA
YR 2000
FD August 2
VO 284
IS 5
SP 635
OP 636
DO 10.1001/jama.284.5.635
UL http://dx.doi.org/10.1001/jama.284.5.635
AB