参考文献

LUPIN LIMITED; Shukla, Manojkumar Ramprasad; Chaudhari, Vinod Dinkar; Sayyed, Majid Bashir; Phadtare, Ramesh Dattatraya; Walke, Navnath Bajirao; Kulkarni, Sanjeev Anant; Palle, Venkata P.; Kamboj, Rajender Kumar Patent: US2013/345213 A1, 2013 ; Location in patent: Paragraph 0382 ;