Assertion: crystalline silica | /r/HasSubevent | mycobacterial infections
Facets:
Source sentences:
text: Crystalline silica may affect the immune system, leading to mycobacterial infections (tuberculous and nontuberculous) or fungal, especially in workers with silicosis Occupational exposure to breathable crystalline silica is associated with bronchitis, chronic obstructive pulmonary disease (COPD) and emphysema.