Full text
PDF
. 1884 Feb;4(6):[350]-364, 386-17-386-18. doi: 10.1113/jphysiol.1884.sp000136
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.