wastewater samples, analysis of sars-cov-2 virus in patients infected by human coronavirus 229e

2019ncov 229e analysis analyzing bacteria biologics biology biotechnology chemical chemistry conceptual contagious coronavirus covid19 danger environment environmental equipment experiment glass health human image infected infection infectious influenza laboratory liquid medical microbiology ncov pandemic patients pharmaceutical positive quality research sample samples sampling sars sarscov2 science scientific scientist substance technology test toxic tube vaccine viral virology virus waste wastewater water