RT Journal
T1 LEtter from london
JF JAMA
JO JAMA
YR 1989
FD January 6
VO 261
IS 1
SP 9
OP 9
DO 10.1001/jama.1989.03420010011002
UL http://dx.doi.org/10.1001/jama.1989.03420010011002
AB