This author has not been identified. Look up 'Hideaki Sugawara' in GoogleThis author has not been identified. Look up 'Osamu Ogasawara' in GoogleThis author has not been identified. Look up 'Kousaku Okubo' in GoogleThis author has not been identified. Look up 'Takashi Gojobori' in GoogleThis author has not been identified. Look up 'Yoshio Tateno' in Google