Full text
PDF
. 1940 Nov;34(10-11):1367–1373. doi: 10.1042/bj0341367
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.