This author has not been identified. Look up 'Yang Chen' in GoogleThis author has not been identified. Look up 'Won Suk Lee' in GoogleThis author has not been identified. Look up 'Hao Gan' in GoogleThis author has not been identified. Look up 'Natalia Peres' in GoogleThis author has not been identified. Look up 'Clyde W. Fraisse' in GoogleThis author has not been identified. Look up 'Yanchao Zhang' in GoogleThis author has not been identified. Look up 'Yong He 0001' in Google