<?xml version="1.0"?>
<tree>
    <field name="entry"/>
    <field name="sample"/>
    <field name="fraction"/>
    <field name="service"/>
    <field name="analysis"/>
    <field name="repetition"/>
    <field name="date"/>
    <field name="original_sample"/>
    <field name="original_fraction"/>
    <field name="original_repetition"/>
    <field name="min_value"/>
    <field name="max_value"/>
</tree>
