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.
Search strategy for articles reviewed for meta-analysis.
EBM = evidence-based medicine; CINAHL = Cumulative Index to Nursing and Allied Health Literature; RCT = randomized controlled trial; CONSORT = Consolidated Standards of Reporting Trials
