def get_health_status(item):
    """
    extract health status for document
    :param item: source of information
    :return: list with health statuses
    """
    health_status = list()
    if 'health status' in item['characteristics']:
        key = 'health status'
    elif 'health status at collection' in item['characteristics']:
        key = 'health status at collection'
    else:
        return health_status
    for status in item['characteristics'][key]:
        health_status.append(
            {
                'text': status['text'],
                'ontologyTerms': status['ontologyTerms'][0]
            }
        )
    return health_status