Discover a faster, simpler path to publishing in a high-quality journal. PLOS ONE promises fair, rigorous peer review, broad scope, and wide readership – a perfect fit for your research every time.
Learn More Submit Now
Click through the PLOS taxonomy to find articles in your field.
For more information about PLOS Subject Areas, click here.
< Back to Article
Overview of research questions and key response themes.
More »
Three most common definitions of indicator validity (text boxes) within a conceptual map of four key indicator measurement concepts (hexagons).