NEW DELHI, INDIA JULY 17: A health worker in PPE coveralls collects swab sample from a man for Covid-19 rapid antigen testing at a government dispensary, in Mehrauli, on July 17, 2020 in New Delhi, ...
The transmission of viruses through biological materials is of great concern to many researchers and managers of lab animal facilities. There is ample documentation 1 for the confounding effects of ...
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