This author has not been identified. Look up 'Jing Wu' in GoogleThis author has not been identified. Look up 'Mingling Dong' in GoogleThis author has not been identified. Look up 'Cheng Zhang' in GoogleThis author has not been identified. It may be one of the following persons: Look up 'Yu Wang' in GoogleThis author has not been identified. Look up 'Mengxia Xie' in GoogleThis author has not been identified. Look up 'Yiping Chen' in Google