laboratory test tubes and virus transport medium tubes are kept on rack in the blurred background. kelejora. asansol. india

2020 are asansol asia august background blurred care careful cars collection collections contagious corona covid19 crisis disease distancing emergency endemic epidemic global gloves health healthcare india infectious kelejora kept laboratory medical medico medicosocial medium nasal pandmic ppe rack sample sars sdistancing social swab test testing transport tubes virus worlwide