Proc Natl Acad Sci U S A. 1956 Jul;42(7):430-2. doi: 10.1073/pnas.42.7.430.
Proceedings of the National Academy of Sciences of the United States of America
A D Wallace
PMID: 16589884 PMCID: PMC534244 DOI: 10.1073/pnas.42.7.430
[No abstract available.]