Title:
Science
Publisher:
American Association for the Advancement of Science (AAAS)
ISSN
(Print):
00368075
ISSN
(Electronic):
10959203
Publication date
(Print):
April
1999
Volume: 284
Issue: 5415
Pages: 770-776
Article
DOI: 10.1126/science.284.5415.770
SO-VID: 616a9cc9-9178-4d4b-8d44-63decb0a3bc7