Title:
Science
Publisher:
American Association for the Advancement of Science (AAAS)
ISSN
(Print):
00368075
ISSN
(Electronic):
10959203
Publication date
(Print):
June
1997
Volume: 276
Issue: 5320
Pages: 1836-1839
Article
DOI: 10.1126/science.276.5320.1836
SO-VID: 5789182f-0a95-4ebd-82b3-a183431b47d9