Title:
Proceedings of the National Academy of Sciences
Abbreviated Title:
Proc Natl Acad Sci USA
Publisher:
Proceedings of the National Academy of Sciences
ISSN
(Print):
0027-8424
ISSN
(Electronic):
1091-6490
Publication date Created:
December
15 1980
Publication date
(Print):
December
15 1980
Volume: 77
Issue: 12
Pages: 7415-7419
Article
DOI: 10.1073/pnas.77.12.7415
SO-VID: ec86e286-2fc0-4d0d-adb3-ae5d1789625d
Copyright © ©
1980