参考文献

Dr. Reddy's Laboratories Ltd.; Cherukupally, Praveen; Vyala, Sunitha; Vujjini, Satish Kumar; Badarla, Venkata Krishna Rao; Kandala, Sreenadha Charyulu; Datla, Venkata Rama Krishnam Raju; Nalivela, Venu Patent:   EP2562151 A1, 2013 ;