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web | Britt E. Erickson | Chemical & Engineering News | 2022-04-14 | |
web | Sharon Lerner | The Intercept | 2021-08-19 | |
web | Valerie Volcovici | Reuters | 2018-05-24 | |
web | Sharon Lerner and Al Shaw | ProPublica | 2024-12-03 | |
web | David Heathemail | Center for Public Integrity | 2014-08-08 | |
web | National Academies of Science | 2011-04-01 |