Eric Walker added The Risks of Building Too Many Bio Labs | The New Yorker to Biosafety level (BSL)
Eric Walker added Biosecurity warning over loosely-regulated virus labs - BBC News to Biosafety level (BSL)
Eric Walker added Biosafety level - Wikipedia to Biosafety level (BSL)
Eric Walker added a number of links to Biosafety Level 2 (BSL-2), and added Biosafety Level 2 (BSL-2) to Biosafety level (BSL)
Eric Walker added Wuhan Institute of Virology (WIV) and a number of links to Biosafety Level 4 (BSL-4), and added Biosafety Level 4 (BSL-4) to Biosafety level (BSL)
Eric Walker added Biosafety Level 2 (BSL-2) and Biosafety Level 4 (BSL-4) and a number of links to Biosafety level (BSL), and added Biosafety level (BSL) to Biology
Eric Walker added a number of topics and a number of links to Biology, and added Biology to Nature and Science, engineering, mathematics and the humanities