RT Journal
T1 COmmentary
JF JAMA
JO JAMA
YR 1969
FD April 28
VO 208
IS 4
SP 698
OP 698
DO 10.1001/jama.1969.03160040106031
UL http://dx.doi.org/10.1001/jama.1969.03160040106031
AB