Title:
Science
Publisher:
American Association for the Advancement of Science (AAAS)
ISSN
(Print):
00368075
ISSN
(Electronic):
10959203
Publication date
(Print):
August
1999
Volume: 285
Issue: 5431
Pages: 1236-1241
Article
DOI: 10.1126/science.285.5431.1236
SO-VID: f0de7495-2f29-4fcc-abec-a33a36f791b2