Skip navigation

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.

Results 1 - 3 of 3 for Closed population
  1. ... blood can leak through the thickened and partially closed valves. This valve leakage (regurgitation) typically affects the ... dysplasia is unknown. Approximately 3 percent of the population has a heart valve defect, only a small ...
  2. ... gene polymorphisms as risk factors for open and closed neural tube defects. Am J Med Genet A. ...
  3. ... gene polymorphisms as risk factors for open and closed neural tube defects. Am J Med Genet A. ...