public ControlDeUsuarios()
        {
            InitializeComponent();
            bind = new System.ServiceModel.BasicHttpBinding();
            endpoint = new System.ServiceModel.EndpointAddress(m_EndPoint);
            Wrapper = new ServiceReferenceClinica.WSClinicaSoapClient(bind, endpoint);

            enableButtons(false);
            estado.Text = "Obteniendo Datos...";
            mainFlag = true;
            Wrapper.getUsuariosCompleted += new EventHandler<ServiceReferenceClinica.getUsuariosCompletedEventArgs>(getUsuarios_Completed);
            Wrapper.getUsuariosAsync();
        }