参考文献

RANBAXY LABORATORIES LIMITED; Sanwal, Sudhir Singh; Kumar, Saridi Madhava Dileep; Sathyanarayana, Swargam; Thaper, Rajesh Kumar; Prasad, Mohan Patent: US2013/123511 A1, 2013 ; Location in patent: Paragraph 0014; 0015; 0016 ;