HETERO RESEARCH FOUNDATION; PANDURANGA ADULLA, Reddy; PARTHASARADHI REDDY, Bandi; MANOHAR SHARMA, Vedula; RATHNAKAR REDDY, Kura; PREM KUMAR, Mamnoor; BHASKAR REDDY, Kasireddy; NARSINGAM, Mogili; VENKATI, Mukkera; VL SUBRAHMANYAM, Lanka; MALLIKARJUN REDDY, Ravi Patent: WO2013/160810 A2, 2013 ;