Title:
Science
Abbreviated Title:
Science
Publisher:
American Association for the Advancement of Science (AAAS)
ISSN
(Print):
0036-8075
ISSN
(Electronic):
1095-9203
Publication date Created:
July
31 1987
Publication date
(Print):
July
31 1987
Volume: 237
Issue: 4814
Pages: 493-499
Article
DOI: 10.1126/science.237.4814.493
SO-VID: 24d50bcf-f2b8-461a-b42c-9da07618af3b
Copyright © ©
1987