This author has not been identified. Look up 'Han Woong Yoo' in GoogleThis author has not been identified. Look up 'Norbert Druml' in GoogleThis author has not been identified. Look up 'David Brunner' in GoogleThis author has not been identified. Look up 'Christian Schwarzl' in GoogleThis author has not been identified. Look up 'Thomas Thurner' in GoogleThis author has not been identified. Look up 'Marcus Hennecke' in GoogleThis author has not been identified. Look up 'Georg Schitter' in Google