Fig. 4.
Plot of mean wall thickness on a logarithmic scale (log WT) against bronchial generations according to Weibel's classification. Black triangles: log of measured WT; open triangles: log of theoretical WT calculated with the mean measured HR.
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.