<div class="btn-group radio-based">
<label class="btn btn-secondary" ng-model="radioModel1" uib-btn-radio="'Today'">Today</label>
<label class="btn btn-secondary" ng-model="radioModel1" uib-btn-radio="'Week'">Week</label>
<label class="btn btn-secondary" ng-model="radioModel1" uib-btn-radio="'Month'">Month</label>
</div>