<label><input type="radio" name="registration.type" value="symposium" ng:required>Symposium organizer</label>
<label><input type="radio" name="registration.type" value="round" ng:required>Round table organizer</label>
<label><input type="radio" name="registration.type" value="lecture" ng:required>Oral presentation</label>
<label><input type="radio" name="registration.type" value="poster" ng:required>Poster presentation</label>
<label><input type="radio" name="registration.type" value="symposium" ng:required>Symposium organizer</label>
<label><input type="radio" name="registration.type" value="round" ng:required>Round table organizer</label>
<label><input type="radio" name="registration.type" value="lecture" ng:required>Oral presentation</label>
<label><input type="radio" name="registration.type" value="poster" ng:required>Poster presentation</label>