HomeNews18 ‘Studies Initiated, Need More Scientific Data’: Centre on Mixing of Covishield & Covaxin byNewsweb —12:44 PM 0 Get Link The Centre in August had allowed CMC, Vellore, to conduct a clinical trial on the efficacy of the mixing of Covishield & Covaxin. from Top India News- News18.com https://ift.tt/3nw3jBk