docs: private List<Element> findQuestionAnswers(Element questionnaireResponse, String question) {
  		 List<Element> retVal = new ArrayList<>();
  
  		 List<Element> items = questionnaireResponse.getChildren(ITEM_ELEMENT);
  		 for (Element next : items) {
  		 	if (hasLinkId(next, question)) {
  				List<Element> answers = extractAnswer(next);
  				retVal.addAll(answers);
  			}
  			retVal.addAll(findQuestionAnswers(next, question));
  		 }
  
  		 return retVal;
      }