Assertion: beta carotene | /r/HasProperty | 30 mg/day
Facets:
Source sentences:
text: The Carotene and Retinol Efficacy Trial (CARET) was a multicenter lung cancer prevention trial of supplemental beta-carotene (30 mg/day) plus retinyl palmitate (25,000 IU/day) versus placebo in asbestos workers and smokers .
text: The Carotene and Retinol Efficacy Trial (CARET) was a multicenter lung cancer prevention trial of supplemental beta-carotene (30 mg/day) plus retinyl palmitate (25,000 IU/day) versus placebo in asbestos workers and smokers .