Assertion: impurity's level | /r/AtLocation | valsartan-containing products
Facets:
Source sentences:
text: Based on records from the manufacturer of the recalled valsartan, some levels of the impurity may have been in the valsartan-containing products for as long as four years.
text: Some levels of the impurity may have been in the valsartan-containing products for as long as four years.