RT Journal
T1 INdex to advertisers
JF JAMA
JO JAMA
YR 1989
FD June 9
VO 261
IS 22
SP 3350
OP 3350
DO 10.1001/jama.1989.03420220164053
UL http://dx.doi.org/10.1001/jama.1989.03420220164053
AB