clinic/netforce_clinic/layouts/clinic_cycle_item_copy.xml

<form model="clinic.cycle.item.copy" title="Copy Nurses">
    <group form_layout="stacked">
        <field name="choice" onchange="onchange_choice" span="4"/>
        <field name="item_copy_id" onchange="onchange_item" attrs='{"required":[["choice","=","item"]]}' span="4"/>
        <field name="schd_copy_id" onchange="onchange_item" attrs='{"required":[["choice","=","schd"]]}' span="4"/>
        <field name="cycle_item_id" span="2" invisible="1"/>
    </group>
    <field name="lines" nolabel="1">
        <list noadd="1">
            <field name="nurse_id"/>
            <field name="department_id"/>
        </list>
    </field>
    <foot>
        <button string="OK" type="success" method="load"/>
    </foot>
</form>