RT Journal
T1 REferences and reviews
JF JAMA
JO JAMA
YR 1969
FD June 30
VO 208
IS 13
SP 2518
OP 2541
DO 10.1001/jama.1969.03160130072034
UL http://dx.doi.org/10.1001/jama.1969.03160130072034
AB