K.G. Ananthakrishnan,MD of MSD India with Ramesh Subramanium,President APAE Sr. VP_Merek & Co. launching the RotaTeqÒ - India’s first pentavalent Rotavirus vaccine to help prevent Rotavirus Gastroenteritis, a leading cause of severe and fatal infant diarrhea , at a press confernece in New Delhi on Wednesday, 09 March 2011.