clinic/netforce_clinic/layouts/import_clinic_uc.xml

<form title="UC">
    <group span="6" columns="1">
        <field name="file"/>
    </group>
    <group span="6" columns="1">
    </group>
    <foot replace="1">
        <button string="Import" method="import_uc" type="primary" icon="arrow-right"/>
    </foot>
</form>