1.31. Analysis.
Comparison 1 Ibuprofen (IV or oral) vs placebo or none, Outcome 31 Presence of PDA on third day of life in infants 29 to 30 weeks' gestation at birth.
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.