Figure 1.
The first blood gas analyzer. Published as reference [4] in 1958. Copyright was by photo department at NIH and given to me in 1958. The Journal of Applied Physiology does not have copyright.
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.