RT Journal Article
SR Electronic
T1 SCIENTIFIC NOTES AND NEWS
JF Science
JO Science
FD American Association for the Advancement of Science
SP 467
OP 470
DO 10.1126/science.49.1272.467-a
VO 49
IS 1272
YR 1919
UL http://science.sciencemag.org/content/49/1272/467.2.abstract
AB