RT Journal
T1 JUne 3, 1899
JF JAMA
JO JAMA
YR 1999
FD June 2
VO 281
IS 21
SP 1970H
OP 1970H
DO 10.1001/jama.281.21.1970
UL http://dx.doi.org/10.1001/jama.281.21.1970
AB