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:
February
15 1991
Publication date
(Print):
February
15 1991
Volume: 251
Issue: 4995
Pages: 767-773
Article
DOI: 10.1126/science.1990438
SO-VID: c91f62f0-9ba0-48a7-bbf4-a81b5259c8c7
Copyright © ©
1991