while (drugStatusTokenItr.hasNext()){
DrugChangeStatusAnnotation focusToken = (DrugChangeStatusAnnotation) drugStatusTokenItr.next();
String localStatus = null;
if ((localStatus = findDrugChangeStatusElement(jcas, focusToken
.getBegin(), focusToken.getEnd())) == null) {
changeStatus = new DrugChangeStatusElement(focusToken
.getCoveredText(), focusToken.getBegin(),
focusToken.getEnd());
} else {
setDrugChangeStatusElement(localStatus, focusToken
.getBegin(), focusToken.getEnd());