Title:
Proceedings of the National Academy of Sciences
Abbreviated Title:
Proceedings of the National Academy of Sciences
Publisher:
Proceedings of the National Academy of Sciences
ISSN
(Print):
0027-8424
ISSN
(Electronic):
1091-6490
Publication date Created:
October
11 1994
Publication date
(Print):
October
11 1994
Volume: 91
Issue: 21
Pages: 9926-9930
Article
DOI: 10.1073/pnas.91.21.9926
SO-VID: 1eb7df29-922d-4c14-b818-0b3f2bdd100a
Copyright © ©
1994