| | | | |
| web | Ricardo Castillo Neyra, Jose A... | Environ Health Perspect | 2014-05-01 |
| web | Snyder HL, Niebuhr SE | J Food Prot | 2013-12-01 |
| web | Casey JA, Curriero FC | JAMA Intern Med | 2013-11-25 |
| web | Lassok B, Tenhagen BA | J Food Prot | 2013-06-01 |
| web | Monaco M, Pedroni P | BMC Infect Dis | 2013-06-03 |
| web | A. Friese, J. Schulz | Appl Environ Microbiol | 2013-04-01 |
| web | | ScienceDaily | 2012-10-10 |
| | | | |
| | | | |
| | | | |
| | | | |
| | | | |
| | | | |
| web | Carol Clark-Emory | Futurity | 2017-02-10 |
| | | | |
| web | | Wikipedia | 2016-01-18 |
| web | Ricardo Castillo Neyra, Jose A... | Environ Health Perspect | 2014-05-01 |
| web | | Wikipedia | 2011-04-09 |
| web | Michael Kahn | Reuters | 2008-06-03 |
| web | Sabin Russell | San Francisco Chronicle | 2008-01-20 |