Title:
Science
Publisher:
American Association for the Advancement of Science (AAAS)
ISSN
(Print):
00368075
ISSN
(Electronic):
10959203
Publication date
(Print):
September
1997
Volume: 277
Issue: 5333
Pages: 1827-1830
Article
DOI: 10.1126/science.277.5333.1827
SO-VID: c91d6279-0508-4581-b769-3ef24405ac00