Assertion: zinc | /r/ObjectUse | used at a dose of 150 mg/day
Facets:
value: for months
type: TEMPORAL
value: therapeutically
type: MANNER
value: in some cases for years
type: TEMPORAL
Source sentences:
text: Zinc has been used therapeutically at a dose of 150 mg/day for months and in some cases for years, and in one case at a dose of up to 2000 mg/day zinc for months.