参考文献

NATCO PHARMA LIMITED; Kompella, Amala; Gampa, Venue Gopala Krishna; Adibhatla, Kali Satya Bhujanga Rao; Nannapaneni, Venkaiah Chowdary Patent: US2013/172571 A1, 2013 ; Location in patent: Paragraph 0097; 0098; 0099; 0100 ;