The gravesite in Danny Smith's vast and verdant yard is shaded by hulking trees. His parents' graves are adjacent and marked by a massive headstone. In summer, crickets chirp, birds sing, and leaves ...
Stem cell therapy shows promise for silicosis by targeting fibrosis, immune imbalance, and lung function decline.
The Biden administration agreed Tuesday to limit workers' exposure to toxic silica dust, a common byproduct in U.S. mining operations. The federal rule will reduce the allowable level of silica dust ...
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