RT Journal Article
SR Electronic
T1 <em>This Week in</em> Science
JF Science
JO Science
FD American Association for the Advancement of Science
SP 751
OP 751
DO 10.1126/science.244.4906.751
VO 244
IS 4906
YR 1989
UL http://science.sciencemag.org/content/244/4906/751.abstract
AB