UP tests 2,91,156 COVID samples in past 24 hours

Lucknow (UP), May 20 (ANI): Uttar Pradesh Additional Chief Secretary (Health) Amit Mohan Prasad on May 20 informed that 2,91,156 COVID samples tested in the state in past 24 hours. The state has tested 4,58,22,409 COVID samples till date. He said that the state is increasing its sample testing efficiency.