(Riya Singh, Intern Journalist): The trial of a new vaccine of Covid-19 is to be completed before August 15 in 13 renowned institutions of the country. All India Institute of Medical Sciences (AIIMS), Patna has also been included in the trial of BBV 152 COVID Vaccine. Its trial is being conducted in joint collaboration with the Indian Council of Medical Research (ICMR) and Bharat Biotech International Limited. ICMR Secretary Prof Dr. Balram Bhargava has sent a letter to this effect to the institutes and directed to take action till July 7.