RT Journal Article
SR Electronic
T1 SCIENTIFIC NOTES AND NEWS
JF Science
JO Science
FD American Association for the Advancement of Science
SP 567
OP 570
DO 10.1126/science.56.1455.567
VO 56
IS 1455
YR 1922
UL http://science.sciencemag.org/content/56/1455/567.abstract
AB