<div class='field radio'>
<label for='id_$field.0_$field.2'>$field.1</label>
<input type="radio" name='$field.0' id='id_$field.0_$field.2' value="$field.2" {{ if $field.4 }}checked="true"{{ endif }}>
<span class='field_help'>$field.3</span>
</div>