<form title="HD Case Summary (PDF)" model="clinic.hd.case.print">
<head>
<button string="Print" dropdown="1" icon="print">
<item string="PDF" action="clinic_hd_case_print" action_options="convert=pdf"/>
</button>
</head>
<field name="date" span="3" mode="month" onchange="onchange_date"/>
<field name="date_from" span="3"/>
<field name="date_from" span="3"/>
<button string="Print" action="clinic_hd_case_print" action_options="convert=pdf"/>
</form>