WHO Chief Scientist Dr. Soumya Swaminathan says, 24 vaccine candidates in human clinical trial stage, 150 vaccines in pre-clinical stages worldwide - All India Radio 25-Jul-2020

WHO Chief Scientist Dr. Soumya Swaminathan says, 24 vaccine candidates in human clinical trial stage, 150 vaccines in pre-clinical stages worldwide - All India Radio

Chief Scientist in World Health Organization Dr. Soumya Swaminathan has said that 24 vaccine candidates are in the human clinical trial stage and 150 vaccines are in the pre-clinical stages worldwide.