Assertion: beta carotene | /r/HasProperty | completed
Facets:
Source sentences:
text: The first lung cancer prevention trial involving beta-carotene to be completed was the Alpha-Tocopherol Beta-Carotene (ATBC) Study , which involved 29,133 Finnish males ages 50–69 who were heavy cigarette smokers at entry (average one pack/day for 36 years).
text: The first lung cancer prevention trial involving beta-carotene to be completed was the Alpha-Tocopherol Beta-Carotene (ATBC) Study , which involved 29,133 Finnish males ages 50–69 who were heavy cigarette smokers at entry (average one pack/day for 36 years).