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.
Percentage of postoperative preserved pulmonary function after lobectomy versus segmentectomy. %PPF: percentage of preserved pulmonary function. The dotted line showed the median value. Shadow area showed the first quartile and the third quartile.
