eiru_reports_agroyguazu/views/menus.xml

<?xml version="1.0" encoding="UTF-8"?>
<openerp>
    <data>

        <menuitem id="welcome_odontoimagen_parent_menu"
            name="Gastos"
            parent="eiru_reports.eiru_reports_main_menu"
            sequence="30"/>

        <menuitem id="doctor_ranking_menu"
            parent="welcome_odontoimagen_parent_menu"
            name="Cuadro Comparativo de Gastos"
            action="expense_comparative_action"
            sequence="3"/>

    </data>
</openerp>