参考文献

Wu, Minwan; El-Kattan, Yahya; Lin, Tsu-Hsing; Ghosh, Ajit; Vadlakonda, Satish; Kotian, Pravin L.; Babu, Yarlagadda S.; Chand, Pooran Nucleosides, Nucleotides and Nucleic Acids, 2005 , vol. 24, # 10-12 p. 1543 - 1568