DosagesAnnotation focusToken = (DosagesAnnotation) doseTokenItr.next();
String localDose = null;
if ((localDose = findDosageElement(jcas, focusToken.getBegin(),
focusToken.getEnd())) == null) {
dosage = new DosageElement(focusToken.getCoveredText(),
focusToken.getBegin(), focusToken.getEnd());
} else {
setDosageElement(localDose, focusToken.getBegin(),
focusToken.getEnd());