Publication - Journal Article Evaluating Composite Sampling Methods of Bacillus Spores at Low Concentrations DOI https://doi.org/10.1371/journal.pone.0164582 Journal Article PLOS ONE, vol. 11, iss. 10, pp. e0164582, 2016 Authors Becky M. Hess, Brett G. Amidan, Kevin K. Anderson, Janine R. Hutchison, George-John Nychas Language English