/code> references were calculated from the GSED Phase 1 validation
data (GSED-BGD, GSED-PAK, GSED-TZA) cover age range 2w-3.5 years. The
age range 3.5-5 yrs is linearly extrapolated and are only indicative.
The <code>"preliminary_standards"</code> references were calculated from the GSED
Phase 1 validation using a subset of children with healthy development.</p>
    </div>
    <div id="references">
    <h2>References</h2>
    <p>Van Buuren S (2014). Growth charts of human development.
Stat Methods Med Res, 