                          id="acStaff" 
                                            completeMethod="#{practiceBookingController.completeDoctorsOfSelectedSpeciality}"
                                            var="doc"
                                            itemLabel="#{doc.person.nameWithTitle}" itemValue="#{doc}"
                                            >
                                <f:ajax  event="itemSelect" execute="@this" 
                                         render=":#{p:resolveFirst